
ASTM A335 Grade Alloy Steel Pipe is precisely designed to meet the requirements of ASTM A335, and it is generally referred to as "Grade P" pipe. It is made using alloy steels, like P5, P9, P11, P22, and P91. The said grades of alloy steel have varied levels of molybdenum, chromium, and several other elements that provide them exceptional properties, such as great corrosion resistance, high-temperature resistance, and increased strength. The ASTM A335 Grade Alloy Steel Pipe is manufactured utilized approved manufacturing process, which includes heating and bending a hard steel billet into a cylindrical shape without any joining or welding.
Specification :
Grade | Specification |
AISI4130 | AMS 2301, 6370, 6348, MIL-S-6758 |
AISI4140 | AMS 2301, 6382, 6349, MIL-S-5626 |
4330 | AMS 2301, 6427, MIL-S-8699, BMS-7-27 |
AS4330 | AMS 6427, 6411, MIL-S-8699, BMS-7-27, Melt, N&T AMS 2300, BMS-7-122 |
AISI4340 | AMS 2301, 6409, 6415, MIL-S-5000, BMS 7-28, DMS-1555 |
9310 | AMS 2300, 6260, 6267, 6265, MIL-S-7393C |
52100 | AMS 2301, 6440, MIL-S-7420 |
Alloy Steel Temperature Range
Low Alloy Steel Applications & Uses
Alloy Steel Composition
AISI | UNS | C | Mn | P | S | Si | Cr | Ni | Cu | Others |
405 | S40500 | 0.08% | 1% | 0.04% | 0.03% | 1% | 11.5-14.5% | - | - | 1-3% |
430 | S43000 | 0.12% | 1% | 0.04% | 0.03% | 1% | 16-18% | - | - | - |
Properties of Low Alloy Steel
AISI | UNS | Typical Mechanical Strength | ||||
Tensile | Yield | Elongation | Reduction of | Brinell | ||
4130 | G41300 | 80 | 56 | 28 | 57 | 149 |
4140 | G41400 | 150 | 90 | 20 | 45 | 285 |
4330 | G43300 | 125 | 100 | 15 | 30 | 250-325 |
4340 | G43400 | 110 | 66 | 23 | 49 | 197 |