Customization: | Available |
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Type: | Seamless |
Technique: | Hot Rolled |
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Standard:GB5310-95 GB9948-88
ASTMA335/A335M ASTMA213/213M
DIN17175-79,EN 10297-1
JISG3467-88 JISG3458-88
Material:
GB/T: Cr5Mo,15CrMo,12Cr1MoV P11/22 T91,P91,P9,T9 Wb36,42CrMo4/4140/SCM 440
ASTM A-335/A199 Gr.P1 /P5 /P9 / P11 /P12 / P22 / P91(SEAMLESS)
A213 T5,T11,T12,T22,P5,P9,P22,P9(SEAMLESS)
A691- 1 1/4CR, 2 1/4CR, 5CR, 9CR etc(WELDED)
DIN 15Mo3 / 13CrMo44 / 10CrMo910(SEAMLESS)
JIS STPA12/STPA25/STPA22/STPA24( SEAMLESS)
Production Description:
1) Heat Treatment: Normalizing+ temper;
2) Continuous Stenciling If You Require;
3) Antirust, Lubricating Treatment;
4) Adding Plastics in both sides;
5) Bale Into Hexagon, Max 2000 Kg/Bundle, Strengthening With Reinforcing Rod;
6) Smooth Surface, Mechanical Properties equilibrium, Tightness Tolerance
DESIGNATION | SYMBOL | DESCRIPTION |
Cold drawn(rolled)-Hard | +C/BK | No heat treatment after the final colddrawing. |
Cold drawn(rolled)-Soft | +LC/BKW | After the final heat treatment,there is a suitable drawing pass. |
Stress relieved after cold draw(rolled) | +SR/BKS | After the final cold drawing,there is a stress relief heat treatment in a controlled atmosphere. |
Annealed | +A/GBK | After the final cold drawing,the tubes are annealed in a controlled atmosphere. |
Normalized | +N/NBK | After the final cold drawing,in a controlled atmosphere. |