- Round Bar Size:3 - 600 mm
- Flat Bar Thickness:0.5 - 200 mm
- Melting Point:1300-1350 °C
- Forms:Rounds, Squares, Hexagons, Rectangles
- Finish: Polished, Cold Finished, Hot Finished
- Process:Forged, Rolled
- MTC:EN 10204 3.1
- RFQ:contact@pipingmaterial.sa

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- ASTM B637 Covers Grades of Nickel Alloys
- ASTM B637 Specification
- Types of ASME SB637 Bars
- ASTM B637 Hex Bar Size Chart
- Chemical Composition of ASME SB637 Forged Bar
- SB637 Square Bar Tolerance Chart
- Surface Finishes of ASME SB637 Rods
- Mechanical Properties of ASTM B B637 Forged Bars
- Applications of B637 Cold Finished Round Bar
- asme sb637 Hot Rolled Bars Stress Rupture Requirements
- Test Certificates of B637 Rectangular Bar
- Permissible Variations of ASTM B 637 Cold Drawn Bar
ASTM B637 Covers Grades of Nickel Alloys

- UNS N07252
- UNS N07001
- UNS N07500
- UNS N07752
- UNS N07718
- UNS N07080
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ASTM B637 Specification
- Diameter: 3 - 600 mm
- Length: 0.5 - 6.0 meter
- Custom Size Available
- Thickness: 0.5 - 200 mm
- Width: 1.5 - 250 mm
- Length: 0.5- 6.0 meter
- Diameter: 3 - 180 mm
- Length: 0.5 - 6.0 meter
- Cut to Size
- Length: 0.5 - 6.0 meter
- Size: 2 - 200 mm
- Cut to Length
- Japanese, European
- American, Korean
- Indian
- Rectangle, Square
- Round
- Hex
- Shearing
- Heat Treatment
- Cutting
- PMI, Upset Testing
- Microstructure
- Step-Down Tests
- 100% Radiography Test Report
- Third Party Inspection Report
- MTC
Types of ASME SB637 Bars
Find ASTM B637 Round Bar Suppliers in Saudi Arabia Who Deliver Various Types


















Get Ex-Stock of ASTM B637 Material Flat Bar in Cut to Sizes With Third Party Inspection Report, View Material Properties
ASTM B637 Hex Bar Size Chart
Check ASTM B637 Round Bar Suppliers in Saudi Arabia who offers Custom Sizes
| Size (mm) | 7 x 7 | 8 x 8 | 9 x 9 | 10 x 10 | 11 x 11 | 12 x 12 | 13 x 13 | 14 x 14 | 15 x 15 | 16 x 16 | 17 x 17 | 18 x 18 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weight (kg/m) | 0.337 | 0.44 | 0.556 | 0.687 | 0.831 | 0.989 | 1.161 | 1.346 | 1.545 | 1.758 | 1.985 | 2.225 |
| Size (mm) | 19 x 19 | 20 x 20 | 21 x 21 | 22 x 22 | 24 x 24 | 25 x 25 | 26 x 26 | 28 x 28 | 30 x 30 | 32 x 32 | 34 x 34 | 36 x 36 |
| Weight (kg/m) | 2.479 | 2.747 | 3.029 | 3.324 | 3.956 | 4.292 | 4.642 | 5.384 | 6.181 | 7.032 | 7.939 | 8.9 |
| Size (mm) | 38 x 38 | 40 x 40 | 42 x 42 | 45 x 45 | 48 x 48 | 50 x 50 | 53 x 53 | 55 x 55 | 60 x 60 | 65 x 65 | 70 x 70 | 75 x 75 |
| Weight (kg/m) | 9.916 | 10.988 | 12.114 | 13.906 | 15.822 | 17.168 | 19.29 | 20.774 | 24.723 | 29.015 | 33.65 | 38.629 |
Chemical Composition of ASME SB637 Forged Bar
Explore ASTM B637 Round Bar Traders in Saudi who provides a Chemical Composition covers several grades
| Element | Carbon | Manganese | Silicon | Phosphorus | Sulfur | Chromium | Cobalt | Molybdenum | Columbium (Nb) + tantalum | Titanium | Aluminum | Zirconium | Boron | Iron | Copper | Nickel | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Composition | UNS N07750 (Formerly Grade 688) | 0.08 max | 1.00 max | 0.50 max | ... | 0.01 max | 14.00-17.00 | 1.00 maxA | ... | 0.70-1.20 | 2.25-2.75 | 0.40-1.00 | ... | 5.00-9.00 | ... | 0.50 max | 70.00 min |
| UNS N07718 (Formerly Grade 718) | 0.08 max | 0.35 max | 0.35 max | 0.015 max | 0.015 max | 17.0-21.0 | 1.0 maxA | 2.80-3.30 | 4.75-5.50 | 0.65-1.15 | 0.20-0.80 | ... | 0.006 max | remainderB | 0.30 max | 50.0-55.0 | |
| UNS N07080 (Formerly Grade 80A) | 0.10 max | 1.00 max | 1.00 max | ... | 0.015 max | 18.00-21.00 | ... | ... | ... | 1.80-2.70 | 0.50-1.80 | ... | ... | 3.00 max | ... | remainderB | |
| UNS N09925 | 0.03 max | 1.0 max | 0.5 max | 0.03 max | 0.03 max | ... | ... | 2.5-3.5 | 0.5 max (Nb only) | 1.9-2.40 | 0.1-0.5 | ... | ... | 22.0 min | 1.5-3.0 | 42.0-46.0 | |
Find Stockists of SB637 Hex and Square Bar Offering Different Tolerance With Rough Turned Finish
SB637 Square Bar Tolerance Chart
Check Ready Stock of ASTM B637 Round Bar Stockists in Saudi Arabia with H8 to H13 Tolerance
| Type | Cold Drawn and Polish | Cold Drawn and Ground | Peeled and Polished | Peeled and Ground |
|---|---|---|---|---|
| SIZES (mm) | 3.00 - 75.00 | 10.00 - 75.00 | 40.00 - 150.00 | 20.00 - 50.00 |
| SIZES (Inches) | 1/8” - 3.00” | 5/6” - 2.50” | 1.50” - 6.00” | 3/4″ - 2.00” |
| ISO Tolerance | h8-h9-h10-h11, ASTM B637 | h8-h9-h10-h11 | h11, ASTMA-484 h11-DIN 1013 | h9-h10-h11, ASTM B637 |
Surface Finishes of ASME SB637 Rods
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- Hot Rolled Annealed
- Rough Turned
- Bright
- Polish
- Grinding
- Centreless Ground & Black
- Cold (Bright) Drawn
- Centreless Ground
- Hot Rolled
- Smooth Turned
- Peeled
- Slit Rolled Edge
Check B637 Rectangular Bar Mechanical Properties and Heat Treatment
Mechanical Properties of ASTM B B637 Forged Bars
Request a Quote for ASTM B637 Round Bar Suppliers in Saudi Arabia offering Excellent Material properties
| Alloy | UNS N07750 Type 1 | UNS N07750 Type 2C | UNS N07750 Type 2D | UNS N07750 Type 3 | UNS N07718 | UNS N07080 | UNS N09925F | UNS N09925G |
|---|---|---|---|---|---|---|---|---|
| Heat Treatment | solution at 2100°F [1149°C] + stabilize + precipitation harden | solution at 1800°F [982°C] + precipitation harden | solution at 1800°F [982°C] + precipitation harden | solution anneal at 2000°F [1093°C] + precipitation harden | solution + precipitation harden | solution + stabilize + precipitation harden | solution + precipitation harden | solution + precipitation harden |
| Tensile Strength psi [MPa] | 140 000 [965] | 170 000 [1170] | 170 000 [1170] | 160 000 [1103], min 185 000 [1276], max | 185 000 [1275] | 135 000 [930] | 140 000 [965] | 140 000 [965] |
| Yield Strength (0.2 % offset), min, psi [MPa] | 90 000 [620] | 115 000 [790] | 115 000 [790] | 100 000 [689], min 130 000 [896], max | 150 000 [1034] | 90 000 [620] | 105 000 [724] | 110 000 [758] |
| Elongation min, % | 8 | 18 | 15 [10]E | 20 | 12 [6]E | 20 | 18 | 18 |
| Reduction, % | ... | 18 | 15 [12]E | 20 | 15 [8]E | ... | 25 | 25 |
| Brinell Hardness | 262 min | 302 to 363 | 302 to 363 | 267-363, Bm 27-40, Rc | 331 min | ... | 38, Rc max | 38, Rc max |
Buy Nickel 718 Shaft With PH and Annealed Condition For Marine Engineering
Applications of B637 Cold Finished Round Bar
View ASTM B805 Round Bar Traders In Saudi who delivers industrial grade Rods ideal for oil & gas, petrochemical and Chemical industries
- Springs, fasteners
- Cryogenic tanks
- Gas turbine engine parts
- Liquid fuel rocket motor components
asme sb637 Hot Rolled Bars Stress Rupture Requirements
| Alloy | UNS N07750 Type 1 | UNS N07718 | UNS N07080 | UNS N09925A | |||||
|---|---|---|---|---|---|---|---|---|---|
| Test | Treatment | F(C) | 1350 | -732 | 1200 | -649 | 1400 | -760 | ... |
| Stress, psi | (MPa) B | 45000 | -310 | 100000 | -690 | 47000 (325) | ... | ||
| Minimum Hours | 100 | 23 | 23 | ... | |||||
| Elongation min,% | 5 (3 if hours exceed harden 136) | 5 | 3.5 | ... | |||||
Test Certificates of B637 Rectangular Bar
| Test | Chemical Analysis | Tension | Rounding Procedure | Stress-rupture | Hardness Conversion |
|---|---|---|---|---|---|
| ASTM Desigination | E1473 | E8/E8M | E29 | E139 | E140 |
Permissible Variations of ASTM B 637 Cold Drawn Bar
| Specified Dimension, in. [mm]^A | Rods: | 1/16 to 3/16 [1.59 to 4.76], excl | 3/16 to 1/2 [4.76 to 12.70], excl | 1/2 to 15/16 [12.70 to 23.81], incl | Over 15/16 to 115/16 [23.81 to 49.2], incl | Over 115/16 to 2½[49.2 to 63.5], incl | Bars: | 1/16 to 3/16 [1.59 to 4.76], excl | 3/16to 1/2 [4.76 to 12.7], excl | |
|---|---|---|---|---|---|---|---|---|---|---|
| Permissible Variations from Specified Dimension, in. [mm] | Plus | 0 | 0 | 0.001 [0.025] | 0.0015 [0.038] | 0.002 [0.051] | 0 | 0 | ||
| Minus | 0.002 [0.051] | 0.003 [0.076] | 0.002 [0.051] | 0.003 [0.076] | 0.004 [0.102] | 0.002 [0.051] | 0.003 [0.076] | |||
ASTM B637 Round Bar Delivered In Below Cities
| Product | Project Name | Location |
|---|---|---|
| ASME SB637 Round Bar | OLAYAN DESCON ENGINEERING COMPANY | Al Jubail, Saudi Arabia |
| B637 Round Bar | Ryse solutions Company | Al Khobar, Saudi Arabia |
| ASTM B 637 Forged Bars | YANSAB | Yanbu, Saudi Arabia |
| B637 Rod | Saudia Technic | King Abdulla, Saudi Arabia |
