Copper Nickel Fasteners | 90/10 and 70/30 Hex Bolts, Nuts ASTM B151

Why Saudi Arabia's Buyers Pick pipingmaterial.sa for Copper Nickel Fasteners

UNS C70600 & C71500

Ready Stock in KSA

Instant Price Compare

Direct Mill Rates • Zero Markup

SABIC & Saudi Aramco

Registered Supplier Network

Mill Test Certificate

ASTM B151 • ASME SB151

Pan-KSA Dispatch

Door Delivery to Site

Hex Bolts, Nuts & Studs

Custom Sizes on Demand

Copper Nickel Fasteners Features

Bolts Size : M1 To M120 | Nut Size : M1.6 To M100
Screw Size : M3 To M48 | Stud Bolts Size : M10 To M72
Washer Size : M5 To M52 | Threaded Rod Size : M2 To M48
Length Range: 10 mm to 500 mm
Grades: Copper Nickel 90/10 , Copper Nickel 70/30
Standard: ASTM B151, B152, DIN 2.0872, 2.0882
ASME: SB-151, SB-152
Product Types: Hex Bolts, Hex Nuts, Studs, Washers, U-Bolts, Cap Screws
Head Type: Hex Head, Socket Head, Allen Head, Countersunk
Thread: UNC, UNF, Metric Coarse & Fine, BSW
Finish: Bright, Black Oxide, As Forged, Passivated
Available Brands: KME, Wieland, Mueller Industries, Poongsan
Origin: Germany, USA, Korea, China, India
MTC: EN 10204 3.1 / 3.2 with PMI Report
RFQ: Send Inquiry

SABIC Approved Copper Nickel Fasteners Suppliers in Saudi Arabia

Table of Content

CuNi Alloy Fasteners Specification
Cupro Nickel Fasteners American and European Standard
Most Common Grades Of Copper Nickel Fasteners
Types Of Copper Nickel Fasteners
Copper Nickel Nuts Tensile Strength
Weight Chart Of Copper Nickel 90/10 Stud Bolt
Cupro Nickel Socket Cap Screws Threads
70/30 CuNi Socket Cap Screws Dimensions
Application Of Copper Nickel Washer

Cupro Nickel Fasteners Chemical Composition
Equivalent Grade Of Copper Nickel Fasteners
CUNI Fasteners Yield Strength
Copper Nickel Screws Electrical Conductivity
Thread Size Of Copper Nickel Threaded Rod
ADNOC, Saudi Aramco, SABIC and KNPC Approved Copper Nickel Fasteners Suppliers
Copper Nickel 90/10 vs 70/30 Fasteners

Supplied To:

Riyadh Dammam Al Jubail Al Khobar Jeddah Yanbu Dhahran Ras Al-Khair Tabuk Sudair Rabigh

Provide :

Saudi Aramco Approved ADNOC Approved SABIC Approved NACE MR0175 EN 10204 3.1 MTC Ex-Stock Saudi Arabia

SABIC Approved Copper Nickel 90/10 Hex Bolts Suppliers in Saudi Arabia

Pipingmaterial.sa is a trusted B2B sourcing portal for Saudi Arabia, built on 26 years of steel and non-ferrous alloy trading experience. Buyers get free, direct access to genuine stockists of Copper Nickel 90/10 and Copper Nickel 70/30 fasteners without any mediator or hidden commission. Cupro Nickel hex bolts, nuts, studs, washers and cap screws are readily available from mills Wieland and Mueller Industries, with fast dispatch to Dammam, Jubail, Riyadh and Jeddah for desalination, marine and offshore projects.

CuNi Alloy Fasteners Specification

Saudi Aramco approved Copper Nickel Fasteners are supplied ex-stock from mills carrying valid vendor approval with MTC EN 10204 3.1

Cu-Ni C70600 Bolt Head Shape

Round & Flat Head
Button & Hex Head
Truss & Socket Cap Head

Neck Types of Nickel Bolt

Knurled & Hex Neck
Triangular Neck
Square Neck

90% and 10% Copper Bolt Drive Style

Hex & Slotted Drive
Phillips & Torx Drive
Square & External Hex Drive

Cu-Ni 90/10 Studs Ends Types

Chamfer & Flat
Sheared & Rounded

ASTM B151 Cupro Nickel 90/10 Threaded Rod

Threads: Left and Right Hand
Condition: Cold Drawn

90/10 Copper Nickel Stud Bolts

Threads: Fine or Fully Threaded
End: Saw, Rounded and Flat

Cupro 70/30 Screws

Head Style: Hex, Oval, Flat Head
Threads Pitch: Coarse and Fine

Copper Alloy Nickel Washers

Thickness: 0.002" to ½"
Forms: Type A, B, C, E, G

Copper Nickel Fasteners Testing

Tensile Testing
Impact Test
Hardness Test

Cupro Nickel Fasteners Application

Power Generation
Industrial Applications
Petrochemical

CUNI Fasteners Packaging

Wooden Boxes
Carton Box
Bubble Wraps, Custom

Copper Nickel Bolts Services

Head Shank Drilling
Head Marking
Thread Locking

Cupro Nickel Fasteners American and European Standard

SABIC approved Copper Nickel Fasteners suppliers offering Hex Bolts, Nuts and Studs for petrochemical piping and process cooling systems

ASME B18 2.1/ B18 2.2
UNS C70600/C71500
WNR 2.0872/2.0882
DIN 933
DIN 985
DIN 571
ISO 898-1

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ADNOC Approved Stockists of Cupro Nickel Bolts And Nuts in Various Grades at Best Price in Al Jubail

Most Common Grades Of Copper Nickel Fasteners

NORSOK approved Copper Nickel Fasteners are available in 90/10 and 70/30 grade with full material traceability

Click a grade above to open its Copper Nickel Fasteners specification.

Copper-Nickel-Iron Alloy Fasteners

Copper Nickel 90/10 Fasteners

UNS No.C70600

W.Nr.2.0872

Cu 86.5% Min. Ni 9.0–11.0% Fe 1.0–1.8% Mn 0.5–1.2% Pb ≤ 0.02% C ≤ 0.05% S ≤ 0.02% P ≤ 0.02% Zn ≤ 0.50%

90/10 CuNi Hex Bolts

Forged & machined · full thread or shank

M6–M100

metric

Diameter

20–400

Length

Coarse/UNC

pitch

Thread

Manufactured per ASTM B151 bar stock · custom lengths confirmed on request

Standards

ASTM B151 ASME SB151 DIN 2.0872

Surface Finish

Bright

Passivated

Non-magnetic, corrosion resistant in seawater · matched CuNi nuts & washers available.

90/10 CuNi Machine Bolts

Round/square head · flange & hanger duty

M6–M64

metric

Diameter

15–300

Length

Metric/UNC

pitch

Thread

General purpose CuNi bolt stock per ASTM B151 · custom head styles on request

Standards

ASTM B151 ASME SB151

Surface Finish

As Forged

Bright

Ideal for pipe hangers, supports and general flange bolting in seawater duty.

90/10 CuNi Hex Nuts

Full & heavy hex pattern

M6–M100

metric

Thread Size

5–80

Nut Height

10–150

A/F Width

Rod/bar stock machined per ASTM B151 · full & heavy hex both available

Standards

ASTM B151 DIN 2.0872

Surface Finish

Bright

Passivated

Matched to Copper Nickel hex bolts and stud bolts of the same diameter.

90/10 CuNi Stud Bolts

Continuous & double-end thread

M8–M64

metric

Diameter

50–500

Length

Cont./Dbl-end

type

Thread Style

Per ASTM B151 bar stock · supplied with 2 matching CuNi nuts as standard

Standards

ASTM B151 ASME SB151

Surface Finish

Bright

Used for heat exchanger tube-sheet and condenser water box flange bolting.

90/10 CuNi Threaded Rod

Fully threaded, cut-to-length

M6–M64

metric

Diameter

≤ 3000

Std Length

Metric/UNC

pitch

Thread

Cut to any length on request · full length continuous thread

Standards

ASTM B151 DIN 976

Surface Finish

Bright

Used for structural hangers, u-bolt bases and modular support frames.

90/10 CuNi Washers

Flat, spring & taper type

8–220

Outer Dia.

4–100

Bore (ID)

0.5–12

Thickness

Machined per ASTM B152 plate stock · matched to bolt / stud diameter

Standards

ASTM B152 DIN 125

Surface Finish

Bright

As Rolled

Prevents galvanic pitting when paired with 316 SS flanges on CuNi bolting.

90/10 CuNi Socket & Allen Cap Screws

Hex socket / countersunk drive

M3–M36

metric

Diameter

8–200

Length

Hex/Slot

drive

Head Drive

Socket head, allen cap & countersunk head styles per ASTM B151 bar stock

Standards

ASTM B151 DIN 912

Surface Finish

Bright

Used for instrument panel, junction box and precision equipment mounting.

Typical Applications

Seawater Intake Piping Desalination Plants Heat Exchanger Tube Sheet Bolting Condenser Water Box Flanges Shipbuilding & Hull Fittings General Marine Piping Support

Copper-Nickel-Iron Alloy Fasteners

Copper Nickel 70/30 Fasteners

UNS No.C71500

W.Nr.2.0882

Cu Balance Ni 29.0–33.0% Fe 0.4–1.0% Mn 1.0% Max Pb ≤ 0.02% C ≤ 0.05% S ≤ 0.02% P ≤ 0.02% Zn ≤ 0.50%

70/30 CuNi Hex Bolts

Forged & machined · high-strength grade

M6–M100

metric

Diameter

20–400

Length

Coarse/UNC

pitch

Thread

Manufactured per ASTM B151 bar stock · custom lengths confirmed on request

Standards

ASTM B151 ASME SB151 DIN 2.0882

Surface Finish

Bright

Passivated

Higher strength & erosion resistance than 90/10 · used for high-velocity seawater flanges.

70/30 CuNi Machine Bolts

Round/square head · offshore duty

M6–M64

metric

Diameter

15–300

Length

Metric/UNC

pitch

Thread

General purpose CuNi bolt stock per ASTM B151 · custom head styles on request

Standards

ASTM B151 ASME SB151

Surface Finish

As Forged

Bright

Recommended for FPSO and offshore platform pipe support bolting.

70/30 CuNi Hex Nuts

Full & heavy hex pattern

M6–M100

metric

Thread Size

5–80

Nut Height

10–150

A/F Width

Rod/bar stock machined per ASTM B151 · full & heavy hex both available

Standards

ASTM B151 DIN 2.0882

Surface Finish

Bright

Passivated

Matched to Copper Nickel 70/30 hex bolts and stud bolts of the same diameter.

70/30 CuNi Stud Bolts

Continuous & double-end thread

M8–M64

metric

Diameter

50–500

Length

Cont./Dbl-end

type

Thread Style

Per ASTM B151 bar stock · supplied with 2 matching CuNi nuts as standard

Standards

ASTM B151 ASME SB151

Surface Finish

Bright

Preferred for high-flow condenser water box and naval piping flange joints.

70/30 CuNi Threaded Rod

Fully threaded, cut-to-length

M6–M64

metric

Diameter

≤ 3000

Std Length

Metric/UNC

pitch

Thread

Cut to any length on request · full length continuous thread

Standards

ASTM B151 DIN 976

Surface Finish

Bright

Used for structural hangers and modular support frames in critical piping.

70/30 CuNi Washers

Flat, spring & taper type

8–220

Outer Dia.

4–100

Bore (ID)

0.5–12

Thickness

Machined per ASTM B152 plate stock · matched to bolt / stud diameter

Standards

ASTM B152 DIN 125

Surface Finish

Bright

As Rolled

Higher erosion resistance for high-flow desalination and MSF plant duty.

70/30 CuNi Socket & Allen Cap Screws

Hex socket / countersunk drive

M3–M36

metric

Diameter

8–200

Length

Hex/Slot

drive

Head Drive

Socket head, allen cap & countersunk head styles per ASTM B151 bar stock

Standards

ASTM B151 DIN 912

Surface Finish

Bright

Used for high-integrity instrument and control panel mounting on offshore assets.

Typical Applications

Offshore Platforms High-Velocity Seawater Lines Desalination Plants Naval & Marine Systems Power Plant Condensers Critical Piping Systems

Types Of Copper Nickel Fasteners

SASO approved Copper Nickel Fasteners that meet local conformity assessment requirements for import and installation

Cu-Ni C70600 Hex Bolts

Size: M4 - M100
Hex head, forged & machined
ASTM B151 / ASME SB151

Copper Nickel Eye Bolts

Size: M6 - M64
Lifting & anchoring applications
Forged eye, corrosion resistant

ASTM B151 Cupro Nickel Allen Bolts

Size: M3 - M24
Hex socket drive head
ASTM B151 grade C70600 / C71500

Copper Alloy Nickel Hex Nuts

Size: M4 - M100
Full & heavy hex pattern
ASTM B151 (rod / bar stock)

EN 2.0882 Nylock Nuts

Size: M4 - M64
Nylon insert, self-locking
EN 2.0882 (CuNi30Fe)

UNS 70600 Acorn Nuts

Size: M4 - M48
Domed cap, covers thread end
UNS C70600 material

DIN 2.0882 Socket Cap Screw

Size: M3 - M36
Cylindrical socket head
DIN 2.0882 (CuNi30Fe)

Copper Nickel C70600 Self Drilling Screw

Size: #6 - #14
Integrated drill-point tip
UNS C70600 material

UNS 70600 Set Screw

Size: M3 - M24
Headless, hex socket drive
UNS C70600 material

2.0872 Square Washer

Side: 15 mm - 100 mm
Square profile, flat face
EN 2.0872 material

CuNi Alloy Flat Washer

OD: 8 mm - 220 mm
Flat, load-distributing profile
Matched to bolt diameter

Cupro Nickel Spring Lock Washer

Size: M4 - M64
Split spring profile
Prevents self-loosening

CUNI Stud Bolts

Length: up to 500 mm
Continuous or double-end thread
Matched CuNi nuts supplied

Copper Nickel Threaded Rod

Diameter: M6 - M100
Fully threaded, cut to length
ASTM B151 / ASME SB151

Cu-Ni C70600 Double End Studs

Length: up to 500 mm
Threaded both ends, plain centre
UNS C70600 material

Copper Nickel Weld Studs

Size: M4 - M20
Base for stud/arc welding
UNS C70600 / C71500 material

ASTM B151 Cupro Nickel Dowel Pins

Diameter: 3 mm - 30 mm
Precision ground, parallel sided
ASTM B151 grade material

Copper Alloy Nickel Rivets

Diameter: 3 mm - 20 mm
Solid & blind rivet types
Marine grade corrosion resistance

Find 70/30 Copper Nickel Stud Bolts Tensile Strength and Weight Chart as per ASME B18 2.1

Copper Nickel Nuts Tensile Strength

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Copper Nickel 70/30 Fasteners

372 - 517 MPa

Alloy: UNS C71500 / CuNi30Fe
Tensile Strength Range
High seawater corrosion resistance

Copper Nickel 90/10 Fasteners

551 MPa

Alloy: UNS C70600 / CuNi10Fe
Tensile Strength Value
Excellent biofouling resistance

Weight Chart Of Copper Nickel 90/10 Stud Bolt

Buy Copper Nickel Fasteners Stockists in Saudi Arabia that supply expertly manufactured goods with available Weights

Length in mm	Weight in Kg
Length in mm	1"	1.1/4"	3/8"	7/8"	9/16"	1/2"	1.1/2"	3/4"	5/8"	7/16"
190	0.655	1.059	0.084	0.499	0.194	0.157	1.562	0.365	0.248	0.114
170	0.588	0.95	0.075	0.448	0.174	0.141	1.402	0.327	0.222	0.102
150	0.521	0.842	0.067	0.397	0.155	0.125	1.242	0.29	0.197	0.091
130	0.454	0.733	0.058	0.346	0.135	0.109	1.081	0.252	0.171	0.079
110	0.386	0.624	0.05	0.294	0.115	0.093	0.921	0.215	0.146	0.067
90	0.316	0.516	0.041	0.243	0.095	0.076	0.761	0.178	0.121	0.056
70	0.252	0.407	0.032	0.192	0.075	0.06	0.601	0.14	0.095	0.044
50	0.185	0.299	0.024	0.141	0.055	0.044	0.441	0.103	0.07	0.032
200	0.689	1.113	0.088	0.525	0.204	0.165	1.642	0.383	0.26	0.12
180	0.622	1.005	0.08	0.474	0.184	0.149	1.482	0.346	0.235	0.108
160	0.554	0.896	0.071	0.422	0.164	0.133	1.322	0.309	0.21	0.097
140	0.487	0.787	0.062	0.371	0.145	0.117	1.161	0.271	0.184	0.085
120	0.42	0.679	0.054	0.32	0.125	0.101	1.001	0.234	0.159	0.073
100	0.353	0.57	0.045	0.269	0.105	0.085	0.841	0.196	0.133	0.061
80	0.286	0.462	0.037	0.218	0.085	0.068	0.681	0.159	0.108	0.05
60	0.218	0.353	0.028	0.166	0.065	0.052	0.521	0.122	0.083	0.038

Explore Nearby Locations for the Quickest Delivery Options

BAPCO approved Copper Nickel Fasteners are stocked for Bahrain refinery and process plant maintenance and turnaround projects

🌎 Countries Congo Sudan South Africa Benin Ivory Coast Rwanda Republic of the Congo Kenya Nigeria Gabon Cameroon Equatorial Guinea Chad Togo West Africa Ghana

Nairobi

Kenya

Addis Ababa

Ethiopia

Durban

South Africa

Lagos

Nigeria

Abuja

Nigeria

Cape Town

South Africa

Addis Ababa

Ethiopia

Johannesburg

South Africa

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UNS C71500 Socket Cap Screws Dimensions in UNC, UNF Threads With Custom Drawing for Marine Application

Cupro Nickel Socket Cap Screws Threads

Copper Nickel Fasteners suppliers in Saudi Arabia offering various thread options with same-week dispatch on Hex Bolts, Nuts and Washers

Thread Type

UNC, UNF & Metric Coarse

Thread Standard

ASME B1.1 / DIN 13

Thread Fit Class

2A / 3A

Threading Length

Fully Threaded up to Head

70/30 CuNi Socket Cap Screws Dimensions

Copper Nickel Fasteners suppliers in Dammam maintain ready stock of 90/10 and 70/30 grade bolts for desalination projects

Find Copper Nickel Fasteners Suppliers in Saudi Arabia Who Provides Cuni Socket Cap Screws With Different Dimension

Nom Size	Head Diameter A		Chamfer or Radius S	Spline Socket Sizea M	Transition Dia B	Body Diameter D		Head Height H		Hexagon Socket Size J	Key Engagement T
Nom Size	Max	Min	Max	Nom	Max	Max	Min	Max	Min	Nom	Min
M2 × 0.4	3.8	3.65	0.2	1.829	2.6	2	1.86	2	1.91	1.5	1
M3 × 0.5	5.5	5.32	0.3	2.819	3.6	3	2.86	3	2.89	2.5	1.5
M5 × 0.8	8.5	8.27	0.5	4.648	5.7	5	4.82	5	4.86	4	2.5
M8 × 1.25	13	12.7	0.8	7.391	9.2	8	7.78	8	7.83	6	4
M12 × 1.75	18	17.63	1.2	…	14.2	12	11.73	12	11.79	10	6
M16 × 2	24	23.58	1.6	…	18.2	16	15.73	16	15.76	14	8
M24 × 3	36	35.48	2.4	…	26.4	24	23.67	24	23.7	19	12
M36 × 4	54	53.37	3.6	…	39.4	36	35.61	36	35.64	27	18
M48 × 5	72	71.27	4.8	…	52.6	48	47.61	48	47.58	36	24
M1.6 × 0.35	3	2.87	0.16	1.829	2	1.6	1.46	1.6	1.52	1.5	0.8
M2.5 × 0.45	4.5	4.33	0.25	2.438	3.1	2.5	2.36	2.5	2.4	2	1.25
M4 × 0.7	7	6.8	0.4	3.378	4.7	4	3.82	4	3.88	3	2
M6 × 1	10	9.74	0.6	5.486	6.8	6	5.82	6	5.85	5	3
M10 × 1.5	16	15.67	1	…	11.2	10	9.78	10	9.81	8	5
M14 × 2b	21	20.6	1.4	…	16.2	14	13.73	14	13.77	12	7
M20 × 2.5	30	29.53	2	…	22.4	20	19.67	20	19.73	17	10
M30 × 3.5	45	44.42	3	…	33.4	30	29.67	30	29.67	22	15
M42 × 4.5	63	62.31	4.2	…	45.6	42	41.61	42	41.61	32	21

See Where You Can Find Material Ex Stock

Stockist of Copper Nickel Fasteners Fittings in Al Khobar for combined bolting and fitting requirements on one order

Sales Agents in Following Locations

Turkey

Saudi Arabia

Iraq

UAE

Jordan

Lebanon

Oman

Qatar

Also covers Syria • Yemen • Iraq • Turkey on request

GCC Countries

Qatar

Saudi Arabia

UAE

Bahrain

Oman

Kuwait

All 6 GCC member states covered — ex-stock & indent supply

MENA Countries

Morocco

Casablanca

Egypt

Cairo

Libya

Tripoli

Tunisia

Tunis

Algeria

Algiers

SCZone

Suez Canal

North Africa & Levant — regular sea freight schedules

Application Of Copper Nickel Washer

SABIC Approved Copper Nickel Fasteners Supplier in Dammam for Desalination, Marine and Offshore Projects

Desalination (MSF / RO) Plants

Seawater Intake & Outfall Systems

Offshore Platforms & FPSO

Shipbuilding & Marine Hulls

Heat Exchanger Tube Sheet Bolting

Condenser Water Box Flange Bolting

Firefighting & Ballast Piping on Ships

Petrochemical & Process Cooling Systems

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Refer to the CuNi 70/30 Threaded Rod Material Properties and Equivalent Grades

Cupro Nickel Fasteners Chemical Composition

Explore Copper Nickel Fasteners Suppliers in Saudi Arabia Who Offering High Quality for Acidic Environment

Chemical	CU NI 70/30 Fasteners	CU NI 90/10 Fasteners
Cu	65.0 (min)	88.6% (min)
Zn	1 (max)	1% (max)
Fe	29-33%	1.8% (max)
Mn	0.05 (max)	1.0% (max)
Ni	0.4-1.0	9-11% (max)
Pb	1% (max)	0.05% (max)

Equivalent Grade Of Copper Nickel Fasteners

Copper Nickel Fasteners stockist in Yanbu supports refinery shutdown schedules with quick local delivery

🇺🇸

United States (UNS / ASTM)

90/10 - UNS C70600 (ASTM B151)
70/30 - UNS C71500 (ASTM B151)
Plate stock per ASTM B152
ASME SB151 / SB152 boiler grade

🇩🇪

Germany (Werkstoff / DIN)

90/10 - 2.0872 CuNi10Fe1Mn
70/30 - 2.0882 CuNi30Mn1Fe
Mills: KME, Wieland
DIN 17665 / EN 12451 cross-ref

🇯🇵

Japan (JIS)

90/10 - C7060
70/30 - C7150
JIS H 3100 / H 3300 cross-ref
Mills: Sanetsu, Sumitomo

🇬🇧

United Kingdom (BS)

90/10 - CN102
70/30 - CN107
BS 2871 tube-mate fastener stock
Defence & marine spec CDA 706 / 715

🇮🇳

India (IS / BIS)

Supplied to UNS / ASTM B151
Mills: Hindalco & private re-rollers
Cold drawn bar for bolts & studs
EN 10204 3.1 certified

🇰🇷

Korea, Sweden & Australia

Korea: Poongsan - UNS equivalent stock
Sweden: cross-referenced to EN 12451 CuNi grades
Australia: supplied to AS / UNS equivalent
All origins with EN 10204 3.1 MTC

CUNI Fasteners Yield Strength

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Copper Nickel 70/30 Fasteners	Copper Nickel 90/10 Fasteners
88.0 - 483 MPa	241 MPa

Copper Nickel Screws Electrical Conductivity

Find Copper Nickel Fasteners Traders in Saudi Arabia that delivering Fasteners with enhanced Electrical Conductivity

Electrical Resistivity

4.9 x 10⁻⁷ Ω·m

Corrosion Resistance

Excellent, reduces galvanic risk

Magnetic Property

Non-Magnetic

Grades Covered

70/30 & 90/10

Thread Size Of Copper Nickel Threaded Rod

View Copper Nickel Fasteners Traders in Saudi Arabia that provide expertly designed products with customized Thread Size that exceed industry standards

Nominal Diam mm	Fine Pitch			Coarse Pitch
Nominal Diam mm	Minor Area mm2	Tensile Stress Area mm2	Pitch mm	Minor Area mm2	Tensile Stress Area mm2	Pitch mm
100	7473	7562	2	6740	6995	6
80	4798	4851	1.5	4144	4344	6
64	2975	3031	2	2520	2676	6
48	1629	1671	2	1377	1473	5
36	883.8	914.5	2	759.3	816.7	4
24	364.6	384.4	2	324.3	352.5	3
16	157.5	167.2	1.5	144.1	156.7	2
12	86.04	92.07	1.25	76.25	84.27	1.75
8	36.03	39.17	1	32.84	36.61	1.25
5	-	-	-	12.68	14.18	0.8
3.5	-	-	-	6	6.775	0.6
2.5	-	-	-	2.98	3.391	0.45
1.6	-	-	-	1.076	1.27	0.35
110	9084	9182	2	-	-	-
90	6020	6099	2	5364	5591	6
72	3799	3862	2	3282	3460	6
56	2252	2301	2	1905	2030	5.5
42	1228	1264	2	1045	1121	4.5
30	596	621.2	2	519	560.6	3.5
20	259	271.5	1.5	225.2	244.8	2.5
14	116.1	124.5	1.5	104.7	115.4	2
10	56.3	61.2	1.25	52.29	57.99	1.5
6	-	-	-	17.89	20.12	1
4	-	-	-	7.75	8.779	0.7
3	-	-	-	4.473	5.031	0.5
2	-	-	-	1.789	2.073	0.4

We are Associated with Traders in Below Location

Work directly with a verified Copper Nickel Fasteners manufacturer in Saudi Arabia to get factory-direct pricing on bulk orders

Azerbaijan

Baku

Georgia

Tbilisi

Andorra

Andorra la Vella

Belgium

Brussels

Armenia

Yerevan

France

Paris

Italy

Rome

Netherlands

Amsterdam

Germany

Berlin

ADNOC, Saudi Aramco, SABIC and KNPC Approved Copper Nickel Fasteners Suppliers

European clients requiring pressure equipment compliance can request PED approved Copper Nickel Fasteners with the applicable Declaration of Conformity

Saudi Aramco Approved Suppliers

Ambica Steel Fasteners
Metallica Metals & Alloys
Nickel Alloys India
Viraj Profiles

ADNOC & SABIC Approved

Ambica Steel Fasteners
Metallica Metals & Alloys
Nickel Alloys India

KNPC & QatarGas Approved

Ambica Steel Fasteners
Viraj Profiles

International & Quality Approvals

ISO 9001:2015 Certified Mills
PED 2014/68/EU Compliant Sources
DNV & Lloyd's Register Listed Suppliers

Copper Nickel 90/10 vs 70/30 Fasteners

Saudi buyers most frequently ask which Cupro Nickel bolt grade fits their scope - here is a side by side comparison for desalination, seawater and offshore fastening duty.

UNS / Standard

C70600, ASTM B151

Nickel Content

9.0 - 11.0%

Typical Use

General seawater piping, hangers & flange bolting

Cost vs 70/30

✓ More economical

UNS / Standard

C71500, ASTM B151

Nickel Content

29.0 - 33.0%

Typical Use

High-velocity seawater, offshore & naval fastening

Strength & Erosion Resistance

Higher strength, better erosion resistance

Budget Projects

Choose 90/10 for standard seawater lines and support hardware

Critical / High-Flow Duty

Choose 70/30 for high-velocity flow, naval and offshore duty

Still Unsure?

Send your P&ID or datasheet and our team will confirm the correct grade

Copper Nickel Fasteners Recently Supplied In Below Locations

ADNOC approved Copper Nickel Fasteners for offshore platforms and seawater flange bolting applications

Product	Project Name	Location
Copper Nickel Bolt and Nuts	Dammam Shipyard	Dammam, Saudi Arabia
Cuni Hex Bolt	Gulf Pipe Supply and Services	Al Jubail, Saudi Arabia
Copper Nickel Fasteners	Alhamrani fuchs petroleum sa	Yanbu,Saudi Arabia
Cupro Nickel Nuts	Greif Riyadh	Riyadh, Saudi Arabia

Copper Nickel Fasteners Global Manufacturers

Contact your nearest Supplier of Copper Nickel Fasteners in Riyadh for fast delivery of Hex Bolts, Studs and matching Nuts

Leading copper alloy producer
Wide CuNi fastener range

Marine & Desalination

Global copper & CuNi rolling mill
Cunifer bolts

Heat Exchanger Bolting

Copper & copper alloy specialist
Trusted for marine grade fasteners

Offshore Platforms

Integrated copper alloy maker
Large-diameter bar & rod supply

Shipbuilding

Precision copper alloy products
Tight dimensional tolerance

Condenser Water Box

Specialty non-ferrous alloy maker
Strong in fastener blanks

Industrial & Marine Bolting

Copper Nickel Fasteners Recently Supplied For

Get competitive quotes from verified Copper Nickel Fasteners suppliers in Jubail serving petrochemical and marine industrial clients

Ras Al-Khair Desalination Intake Upgrade

Copper Nickel 90/10 Hex Bolts

Ras Al-Khair, Saudi Arabia

Jubail Cooling Water Pump House

Copper Nickel 70/30 Studs & Nuts

Al Jubail, Saudi Arabia

Yanbu Marine Terminal Fender Piping

Copper Nickel U-Bolts

Yanbu, Saudi Arabia

Copper Nickel Fasteners for Desalination Plants in Saudi Arabia

Used across SWCC desalination and cooling water plants on the Red Sea and Gulf coast for flanges, tube sheets and heat exchangers exposed to seawater.

Where Specified

MSF / RO intake piping flanges
Tube sheet fasteners
Cooling water pump casing bolts

Why Preferred

Long life, no cathodic protection
Low maintenance downtime
Matches CuNi 90/10 piping expansion

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CuNi Fasteners vs Stainless Steel 316 for Seawater Lines

Explore active Copper Nickel Fasteners suppliers in Jeddah for port-based projects requiring urgent marine bolting supply

Fastener Material Copper Nickel 90/10 & 70/30

Fastener Material Stainless Steel 316 / 316L

Excellent

Pitting
Resistance

Prone above 60°C

Naturally resistant

Bio-fouling
Resistance

Needs coating

Ideal pairing

Galvanic
Match

Risk of couple

275-345 MPa

Tensile
Strength

515-620 MPa

Moderate

Cost
Index

Lower

Know Our Distribution Network

Buyers nationwide can compare Copper Nickel Fasteners suppliers in KSA through a single inquiry with no login or commission

Singapore

City-State

Vietnam

Ho Chi Minh

Brunei

Bandar Seri

Taiwan

Taipei

Laos

Vientiane

Indonesia

Jakarta

Thailand

Bangkok

Philippines

Manila

Mongolia

Ulaanbaatar

Myanmar

Naypyidaw

Malaysia

Kuala Lumpur

Cambodia

Phnom Penh

Copper Nickel Fasteners Frequently Asked Questions

What sizes of Copper Nickel Hex Bolts are stocked in Dammam & Jubail?▼

Diameter range: M4 (3/16") to M100 (4") from ex-stock in KSA and UAE
Most stocked sizes: M12, M16, M20, M24, M30
Standard lengths: 20 mm to 300 mm; custom cut on request
Matching Copper Nickel nuts and washers supplied as sets

What is the Copper Nickel Fasteners price per kg in Saudi Arabia?▼

Price depends on grade, size, quantity and current LME copper/nickel price
Contact pipingmaterial.sa to get live Copper Nickel bolt and nut price from 10 verified suppliers in Riyadh, Dammam and Jeddah

What is the delivery time for Copper Nickel Fasteners to Riyadh from UAE ex-stock?▼

UAE (Dubai / Sharjah) ex-stock by truck: 1-3 days to Dammam, 2-4 days to Riyadh
Saudi Arabia ex-stock: same day dispatch for urgent orders in Dammam and Al Jubail
Germany / Korea origin: 15-20 days sea freight to King Abdulaziz Port, Dammam
Air freight for urgent Copper Nickel fastener requirements: 3-5 business days

Can Copper Nickel U-Bolts be used for pipe supports in offshore platforms?▼

Yes, Copper Nickel U-bolts are widely used for pipe hangers and supports in offshore and FPSO seawater systems
Available with rubber-lined saddle for vibration damping