ASTM A335 Alloy Steel Seamless Pipe
As a leading steel pipe manufacturer in China, GNEE Group can provide you with A335 boiler tubes, A335 superheater tubes, A335 condenser tubes, A335 heat exchange tubes, A335 high pressure tubes, A335 high temperature resistant tubes, A335 alloy seamless tubes, etc. We provide A335 steel pipes of various grades such as P3, P5, P11, P12, P22, P91, P92, etc.
Gnee Steel (Tianjin) Co., Ltd. is one of the most reliable manufacturers and suppliers of astm a335 alloy steel seamless pipe in China, also supports customized service with low price. Welcome to wholesale discount astm a335 alloy steel seamless pipe for sale here from our factory. Contact us for free sample.
ASTM A335 Alloy Steel Seamless Pipe Specification
| Specifications | ASTM A 335 ASME SA 335 |
| Size | NPS15 to NPS600 |
| Outer Diameter | 6-2500mm |
| Schedule | SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
| Grade | ASTM A335/SA335 P5, P9, P11, P12, P21, P22, P91, P92 |
| Length | 2-12m |
| Type | Seamless |
| End | Plain End, Beveled End, Treaded |
| Port | Tianjin, Shanghai, Ningbo, etc. |
| Payment term | T/T L/C |
| Terms of trade | FOB, CFR, CIF, DDP, EXW |
| Delivery Time | within 7 days |
| Samples | Free |
A335 chrome alloy pipe Chemical Properties
| Material | C | Si | Mn | P | S | Mo | Cr | |
|---|---|---|---|---|---|---|---|---|
| % | % | % | % | Max | % | Max | ||
| A335 Grade P1 | 0.10---0.20 | 0.10---0.50 | 0.30---0.80 | 0.025 | 0.025 | 0.440.65 | Get a quote | |
| A335 Grade P5 | Max 0.15 | Max 0.50 | 0.30---0.60 | 0.025 | 0.025 | 0.450.65 | 4.006.00 | Get a quote |
| A335 Grade P11 | 0.05---0.15 | 0.5---1.0 | 0.30---0.60 | 0.025 | 0.025 | 0.450.65 | 1.001.50 | Get a quote |
| A335 Grade P12 | 0.05---0.15 | Max 0.50 | 0.30---0.61 | 0.025 | 0.025 | 0.450.65 | 0.801.25 | Get a quote |
| A335 Grade P22 | 0.05---0.15 | Max 0.50 | 0.30---0.60 | 0.025 | 0.025 | 0.871.13 | 1.902.60 | Get a quote |
A335 covers several grades such as P1, P2, P5, P9, P11, P12, P15, P21, P22, P23, P91, P92, etc., of which P5, P9, P11, P22, P91 are the most widely used in practice.
A335 seamless alloy pipe Mechanical Characteristics
| Material | Tensile N/mm2 | Strength min N/mm2 | Yield %min |
|---|---|---|---|
| A335 Grade P1 | Min380 | 205 | 30 |
| A335 Grade P5 | Min415 | 205 | 30 |
| A335 Grade P11 | Min415 | 205 | 30 |
| A335 Grade P12 | Min415 | 205 | 30 |
| A335 Grade P22 | Min415 | 205 | 30 |
SA335 chrome steel pipe Heat Treatment Requirements
| ASTM A335 Grade | Heat Treatment Type | Normalizing Temperature Range F [C] | Subcritical Annealing or Tempering Temperature Range F [C] |
|---|---|---|---|
| P5 (b,c) | Full or Isothermal Anneal | ||
| Normalize and Temper | - | 1250 [675] | |
| Subcritical Anneal (P5c only) | - | 1325 - 1375 [715 - 745] | |
| P9 | Full or Isothermal Anneal | ||
| Normalize and Temper | - | 1250 [675] | |
| P11 | Full or Isothermal Anneal | ||
| Normalize and Temper | - | 1200 [650] | |
| P22 | Full or Isothermal Anneal | ||
| Normalize and Temper | - | 1250 [675] | |
| P91 | Normalize and Temper | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
| Quench and Temper | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
A335 Heat Resistant Pipe Description
ASTM A335 P11, P22, P91 and P92 are usually used in power plants and chemical and petrochemical industries, while P9 and P5 are mainly used in refineries.
A335 alloy pipes can withstand high temperatures and pressures and are used in steam pipes and superheated steam pipes for power boilers, transportation systems for oil and natural gas, reactors and heat exchangers in chemical equipment.
GNEE Group supplies ASTM A335 chrome-molybdenum alloy steel seamless pipes, A335 alloy boiler pipes, A335 high-temperature boiler pipes, A335 superheater pipes, A335 heat exchanger pipes, A335 high-pressure pipes, A335 high-temperature pipes, A335 seamless alloy pipes, etc., with sizes ranging from 1/2 inch to 24 inches (NPS15 to NPS600), and wall thicknesses from SCH20 to XXS and above. Welcome your inquiries.
GNEE A335 P91 Alloy Pipe Inspection Certificate
About GNEE
- 15 years experience in manufacturing and exporting steel pipe.
- Exported to more than 150 countries and regions at home and abroad.
- More than 8,000 partners
- Certified by CE, SGS, ISO and other quality testing organizations.
- The annual export of steel pipes and pipe fittings exceeds 50 million tons.
- We have 8 plants, 5 warehouses, including 3 seamless steel pipe production lines, 2 spiral steel pipe production lines, 2 LSAW pipe production lines and 1 pipe fitting production line.
- Monthly supply of 4.5 million tons of steel pipes and pipe fittings.
GNEE A335 Pipe Service
GNEE Group offers steel pipe fabrication services including pipe cutting, bevelling, coating, customisation and more.
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