our company offers inexpensive and high-quality alloy pipe
O.D.:14mm-426mm
W.T.:2mm-60mm
Boiler Steel Pipe
1. Material: 10, 20, 20G, 20MnG, 25MnG, 15MoG, 12Cr1MoVG, SA106B, SA335 P11, SA 335 P22, ST45.8, 15Mo3, SA210C, SA192, STB 340, P235TR2 etc.
2. Standard: GB5310, GB3087, ASTM A106, ASTM A213, ASTM A210, ASTM A179, ASTM A192, ASTM A333, ASTM A335, JIS G3461, JIS G3462, DIN17175, BS3059, EN 10216-1
3. Tolerance: by the standard
4. Size: OD: 14mm to 426mm, W.T: 2mm to 60mm
5. Delivery Conditions: annealed and pickled
6. Bundling: according to the customer's requirements
7. Packing: seaworthy wooden cases
8. Protection: supply varnish coating, bevel end, plastic cap
9. Applications: for boilers and pressure vessel of medium and low pressure (normally the container and steam pipelines with the operating pressure not higher than 5.88Mpa operating temperature below 450C), for high pressure boilers (normally the containers steam pipeline and petrochemical pipeline with the operating pressure not higher than 9.8Mpa operating temperature between 450C-650C)
10. Certificate Standard: ISO 9001: 2000
11. Payment Terms: T/T in advance or irrevocable L/C at sight
12. Minimum Order: 15 Tons
13. Delivery conditions: FOB Tianjin, or according to customers' requirement
14. Delivery Time: Min 15 Days after Receiving the Payments
Mechanical properties
Standard codes | Models of steel tubes | Tensite strengthMPa | Yield strengthMPa | Elongation | Hardness |
GB3087 | 10 | 335∼475 | ≥195 | ≥24 | / |
20 | 410∼550 | ≥245 | ≥20 | / | |
GB5310 | 20G | 410∼550 | ≥245 | ≥24 | / |
20MnG | ≥415 | ≥240 | ≥22 | / | |
25MnG | ≥485 | ≥275 | ≥20 | / | |
15CrMoG | 440∼640 | ≥235 | ≥21 | / | |
12Cr2MoG | 450∼600 | ≥280 | ≥20 | / | |
12Cr1MoVG | 470∼640 | ≥255 | ≥21 | / | |
12Cr2MoWVTiB | 540∼735 | ≥345 | ≥18 | / | |
10Cr9Mo1VNb | ≥585 | ≥415 | ≥20 | / | |
ASME SA210 | SA210A-1 | ≥415 | ≥255 | ≥30 | ≤143HB |
SA210C | ≥485 | ≥275 | ≥30 | ≤179HB | |
ASME SA213 | SA213 T11 | ≥415 | ≥205 | ≥30 | ≤163HB |
SA213 T12 | ≥415 | ≥220 | ≥30 | ≤163HB | |
SA213 T22 | ≥415 | ≥205 | ≥30 | ≤163HB | |
SA213 T23 | ≥510 | ≥400 | ≥20 | ≤220HB | |
SA213 T91 | ≥585 | ≥415 | ≥20 | ≤250HB | |
SA213 T92 | ≥620 | ≥440 | ≥20 | ≤250HB | |
DIN17175 | ST45.8/ | 410∼530 | ≥255 | ≥21 | / |
15Mo3 | 450∼600 | ≥270 | ≥22 | / | |
13CrMo44 | 440∼590 | ≥290 | ≥22 | / | |
10CrMo910 | 480∼630 | ≥280 | ≥20 | / |
Detailed Product Description
1) Outside diameter:14 - 426mm
2) Thickness: 2 - 60mm
3) Manufacturing standards: GB, DIN, JIS, ASTM
4) Bevel or varnish to be confirmed .
