API 5L GrB X42- X80 Seamless steel pipe

Seamless steel pipe according to the different production process, it can be divided to cold drawn steel pipe ,hot rolled steel pipe and hot expand steel pipe . It mainly used in water engineering ,petrochemical industry, chemical industry, power industry, agricultural irrigation, urban construction, etc.

General Standard Introduction: 
1. General used seamless steel pipe ASTM A53 GR.B, Steel Grade:SA53 GR.B, 
Size:

OD: 13.7-610 (1/4"-24").

SA53 GR.B ,TENSILE STRENGTH ≥ 415 (MPa)YLELD POINT ≥ 240 (MPa)

Main products: GRAD B

2.Standard: ASTM A 53, used under 350°C pressure pipe line and generally used pipe.

2. High pressure used boiler pipe ASTM A106 GR.B,

Steel Grade: SA106 GR.B,

OD: 13.7-610 (1/4"-24")

steel: GRAD B, standard: ASTM A106
TENSILE STRENGTH (MPa) ASTM A106

A106B ≥415 YLELD POINT≥240

CHEMICAL COMPOSITION(%)

C Si Mn P S Cr Mo Cu Ni V>

≤0.30 ≥0.10 0.29~1.06 ≤0.035 ≤0.035 ≤0.40 ≤0.15 ≤0.40 ≤0.40 ≤0.08
3. Petroleum Line Pipe API SPEC 5L, Steel Grade: Gr.B, X42, X46, X52
4. ASTM A106/A53/API 5L GR.B, Steel Grade: Gr. B, size: OD: 13.7-610 (1/4"-24").
5. Heat exchanger and condensator used low carbon steel pipe ASTM A179, SIZE: 3/4", 1"ASTM A179
6. -40℃-101℃ low temperature ASTM A333,

Steel Grade: GR.A, GR.1, GR.6, GR.7, GR.3, Low temperature concussion test can offer,

SIZE: OD: 13.7-610 (1/4"-24").*SCH2030STD6080100120140160XXS
7. DIN2448/1629 seamless steel pipe, Steel Grade: St37,St44,St52,

 size: OD: 13.7-610 (1/4"-24").
8. Refractory steel pipe DIN17175-1979,

Steel:St35.8-St45.8/I,St35.8-St45.8/III, Alloy Steel: 15Mo3,13CrMo44,10CrMo910,

Size: 1/4"-24"*SCH20, SCH30, SCH40--SCH160, SCHXXS;

OD: 13.7-610 (1/4"-24").
9. Structure used seamless steel pipe GB/T8162-1999,

Steel Grade: 10#, 20#, 35#, 45#, 16Mn (Q345);

size: OD: 13.7-610 (1/4"-24").
10. Liquid transport seamless steel pipe GB/T8163-1999,

Steel Grade: 10#, 20#, 16Mn (Q345);

Size: OD: 13.7-610 (1/4"-24").

11. Low or Medium pressure boiler pipe GB3087-1999, Steel Grade: 10#, 20#;

Size: OD: 13.7-610 (1/4"-24").
12. High pressure boiler pipe GB5310-1995,

Steel Grade: 20G, size: 6-610mm*1-60mm
13. DIN-2391 hydraulic pressure seamless steel pipe (Chinese standard GB3639-83), OD10-68MM,WT1-10MM.
14. According to customer request we process Cold drawn, hot rolled or hot expand steel pipe Size:13.7-914MM×4-50MM
Standard or not standard big size steel pipe.

15. According to customer request, we provide hot Galvanized ,cold Galvanised, hot dipped steel pipe, Standard: ASTM A106 GR.B/ASTM A53 GR.B/ API 5L GR.B.