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Alloy Boiler Pipe 
Alloy Boiler Pipe 
Alloy Boiler Pipe 
Alloy Boiler Pipe 
Alloy Boiler Pipe 
Alloy Boiler Pipe 
Alloy Boiler Pipe -
Alloy Boiler Pipe
Uses:For the low and medium pressure boiler and steam header pipes; for the high-pressure boiler and steam pipes, and the petrochemical industry pipes.
Standard: ASTM/ASME A/SA213, ASTM/ASME A/SA335,EN10216-2,DIN17175.
Material: T/P5,T/P9,T/P11,T/P22(10CrMo910),15NiCuMoNb5-6-4(WB36),13CrMo44,T/P91(X10CrMoVNb9-1),P92(X10CrWMoVNb9-2).
Quality : Good quality is the foundation of business. From raw material selection, production and inspection, to marking, packaging and shipment, we maintain a complete and in-depth quality management, no superficial, no bait-and-switch practice.
Mechanical Properties
| Standards | Grade | Tensile strength(Mpa) | Yield strength(Mpa) | Elongation(％) | Impact (J) | Hardness |
| ASTM/ASME A/SA106 | SA106B | ≥415 | ≥240 | ≥22 | ≥35 | – |
| SA106C | ≥485 | ≥275 | ≥20 | ≥35 | – | |
| ASTM/ASME A/SA335 | P5 | ≥415 | ≥205 | ≥22 | ≥35 | ≤187HB |
| P9 | ≥415 | ≥205 | ≥22 | ≥35 | ≤187HB | |
| P11 | ≥415 | ≥205 | ≥22 | ≥35 | ≤163HB | |
| P22 | ≥415 | ≥205 | ≥22 | ≥35 | ≤163HB | |
| P91 | ≥585 | ≥415 | ≥20 | ≥35 | ≤250HB | |
| P92 | ≥620 | ≥440 | ≥20 | ≥35 | 250HB | |
| EN10216-2 | 15NiCuMoNb5-6-4 (WB36) | 610～780 | ≥440 | ≥19 | ≥40 | – |
| DIN17175 | 15Mo3 | 450～600 | ≥270 | ≥22 | ≥34(DVM) | – |
| 13CrMo44 | 440～590 | ≥290 | ≥22 | ≥34(DVM) | – | |
| 10CrMo910 | 480～630 | ≥280 | ≥20 | ≥34(DVM) | – |
Chemical composition
| Standards | Grade | Chemical composition（%） | |||||||||||||
| C | Si | Mn | P | S | Cr | Mo | Cu | Ni | V | Al | W | Nb | N | ||
| ASTM/ASME A/SA106 | Gr.B | 0.17～0.25 | ≥0.1 | 0.70～1.00 | ≤0.030 | ≤0.030 | |||||||||
| Gr.C | 0.23～0.27 | ≥0.1 | 0.70～1.00 | ≤0.030 | ≤0.030 | ||||||||||
| ASTM/ASME A/SA335 | P5 | ≤0.15 | ≤0.50 | 0.30～0.60 | ≤0.025 | ≤0.025 | 4.00～6.00 | 0.45～0.65 | |||||||
| P9 | ≤0.15 | 0.25～1.00 | 0.30～0.60 | ≤0.025 | ≤0.025 | 8.00～10.00 | 0.90～1.10 | ||||||||
| P11 | 0.05～0.15 | 0.50～1.00 | 0.30～0.60 | ≤0.025 | ≤0.025 | 1.00～1.50 | 0.44～0.65 | ||||||||
| P22 | 0.05～0.15 | ≤0.50 | 0.30～0.60 | ≤0.025 | ≤0.025 | 1.90～2.60 | 0.87～1.13 | ||||||||
| P91 | 0.08～0.12 | 0.20～0.50 | 0.30～0.60 | ≤0.020 | ≤0.010 | 8.00～9.50 | 0.85～1.05 | ≤0.40 | 0.18～0.25 | ≤0.020 | 0.06～0.10 | 0.03～0.07 | |||
| P92 | 0.07～0.13 | ≤0.50 | 0.30～0.60 | ≤0.020 | ≤0.010 | 8.50～9.50 | 0.30～0.60 | 0.30～0.60 | ≤0.40 | 0.15～0.25 | ≤0.020 | 1.5～2.0 | 0.04～0.09 | 0.03～0.07 | |
| EN10216-2 | 15NiCuMoNb5-6-4 (WB36) | ≤0.17 | 0.25～0.50 | 0.80～1.20 | ≤0.025 | ≤0.020 | ≤0.30 | 0.25～0.50 | 0.50～0.80 | 1.00～1.30 | ≤0.05 | 0.015～0.045 | |||
| DIN 17175 | 15Mo3 | 0.12～0.20 | 0.10～0.35 | 0.40～0.80 | ≤0.035 | ≤0.035 | 0.25～0.35 | ||||||||
| 13CrMo44 | 0.10～0.18 | 0.10～0.35 | 0.40～0.70 | ≤0.035 | ≤0.035 | 0.70～1.10 | 0.45～0.65 | ||||||||
| 10CrMo910 | 0.08～0.15 | ≤0.50 | 0.30～0.70 | ≤0.025 | ≤0.020 | 2.00～2.50 | 0.90～1.10 | ≤0.30 | ≤0.30 | ≤0.015 | |||||