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ASTM A335/A691 Grade P1 Seamless & EFW Pipes

 Home / ASTM A335/A691 Grade P1 Seamless & EFW Pipes

ASTM A335/A691 Grade P1 Seamless & EFW Pipes

Silver Tubes is one of the oldest Manufacturer, Exporter and Supplier of High Quality ASTM A 335 GR P91 ALLOY STEEL SEAMLESS PIPES . We provide a wide range of ASTM A 335 GR P91 ALLOY STEEL SEAMLESS PIPES in Seamless, Welded, SAW, LSAW, DSAW etc. Our range comprises of ASTM A 335 GR P91 ALLOY STEEL SEAMLESS PIPES . Available in different dimensions & grades, these ASTM A 335 GR P91 ALLOY STEEL SEAMLESS PIPES are widely used in different industries like Dairy, Food processing, engineering, construction and many more. We also offer competitive range of ASTM A 335 GR P91 ALLOY STEEL SEAMLESS PIPES as per client’s requirement. Silver Tubes is Approved Manufacturer & supplier of ASTM A 335 GR P91 ALLOY STEEL SEAMLESS PIPES.

ASTM A335/A691 Grade P1 Seamless supplier in india

Alloy Steel
Standards Seamless Pipe
ASTM A 335
ASME SA 335

 

Chemistry Composition

C, %

Mn, %

P, %

S, %

Si, %

Cr, %

Mo, %

0.05-0.15

0.30-0.60

0.025 max

0.025 max

0.50-1.00

1.00-1.50

0.44-0.65


Mechanical Properties

Tensile Strength, MPa

Yield Strength, MPa

Elongation, %

415 min

205 min

30 min


Outside Diameter & Tolerance

ASTM A450 Hot rolled Outside Diameter, mm Tolerance, mm
OD≤101.6 +0.4/-0.8
101.6<OD≤190.5 +0.4/-1.2
190.5<OD≤228.6 +0.4/-1.6
Cold Drawn Outside Diameter, mm Tolerance, mm
OD<25.4 ±0.10
25.4≤OD≤38.1 ±0.15
38.1<OD<50.8 ±0.20
50.8≤OD<63.5 ±0.25
63.5≤OD<76.2 ±0.30
76.2≤OD≤101.6 ±0.38
101.6<OD≤190.5 +0.38/-0.64
190.5<OD≤228.6 +0.38/-1.14
ASTM A530 & ASTM A335 NPS Outside Diameter, inch Tolerance, mm
1/8≤OD≤1-1/2 ±0.40
1-1/2<OD≤4 ±0.79
4<OD≤8 +1.59/-0.79
8<OD≤12 +2.38/-0.79
OD>12 ±1%

Wall thickness & Tolerance

ASTM A450 Hot rolled Outside Diameter, mm Tolerance, %
OD≤101.6, WT≤2.4 +40/-0
OD≤101.6, 2.4<WT≤3.8 +35/-0
OD≤101.6, 3.8<WT≤4.6 +33/-0
OD≤101.6, WT>4.6 +28/-0
OD>101.6, 2.4<WT≤3.8 +35/-0
OD>101.6, 3.8<WT≤4.6 +33/-0
OD>101.6, WT>4.6 +28/-0
Cold Drawn Outside Diameter, mm Tolerance, %
OD≤38.1 +20/-0
OD>38.1 +22/-0
ASTM A530 NPS Outside Diameter, inch Tolerance, %
1/8≤OD≤2-1/2 +20.0/-12.5
3≤OD≤18, WT/OD≤5% +22.5/-12.5
3≤OD≤18, WT/OD>5% +15.0/-12.5
OD≥20, WT/OD≤5% +22.5/-12.5
OD≥20, WT/OD>5% +15.0/-12.5