China , UK , USA
YUHONG SPECIAL STEEL
API , ABS, DNV, GL , LR, NK, ....
wooden case
10--25days
100 TONS/MONTH
Steel Flange ,Swivel-Ring, ASME B16.5,API 6A, API 17D, MSS SP-44, A694 F52 to F65, A350 LF2, AISI 4130, A182 F51&F53
The RSR Swivel-Ring Flange sets
ASME B16.5,API 6A, API 17D, MSS SP-44,ASTM A105, A694 F52 to F65, A350 LF2, AISI 4130, A182 F51&F53