GB/T5312 12Cr1Mov 10CrMo 910A Carbon Seamless Steel Pipe OD 10mm - 70mm

GB/T5312 Carbon And Carbon-Manganese Seamless Steel Tubes For Ship

 

Seamless Steel Tubes

Steel Grade/Steel Material:10#20#45#16Mn A106 Gr A,B,A53 Gr B,ASTM A179,A315B,A335 P11,A335 P22, 12CrMo 15CrMo 20CrMo 42CrMo 12Cr1Mov 10CrMo 910A 355P 22 STF A25
Steel pipe standard:
1. ASTM:ASTM A106GR.A; ASTM A106GR.B; ASTM A53GR.A; ASTM A53GR.B;
ASTM A333; ASTM A334; ASTM A192; ASTM A210;
2. JIS: G3452;G3457; G3454; G3456; G3461; G3454; G3455;
STPG38; STPG38; STS38; STPT42; STB42; STS42; STS49; STPT49
3. DIN:ST33;ST38ST35;ST42;ST45;ST52.4;ST52; TT St35N;10Ni14;15Mo3
 
size:
OD:10—70mm
WT:1.00—30mm
Length: 5.8m, 6m,9m,or as required.
Production Processs:
RAW MATERIAL
↓
INCOMING INSPECTION
↓
STORAGE → CUTTING→HAMMERING → PICKING LUBRICATION → CLEANING → PHOSPHORI CLEAN
                                                                                                                                                                                 ↓
ENDS CUTTING←STRAIGHTENING←HEAT TREATMENT↔MIDDLLE CHECK↔ COLD DRAWING ← LUBRICATING
↓
FINAL INSPECTION→BUNDING→STORAGE
Technique:

1) Hot Rolled

2) Cold Drawn

3) Cold Rolled
Characteristic:
Good concentricity
Good OD and ID tolerance
High Precision
Stable quality
Smooth Roughness
TORICH QUALITY ASSURANCE

Outside diameter and wall thickness allow deviation mm

Bending of steel tube per meter

Application:
structral pipe;oil or gas transportation; fluid pipe;. line pipe;drill pipe;6. boiler pipe