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分部一：无缝管道钢管贸易及分销

板块二：钢结构产品制造

API spec 5CT 11 th J55 K55 N80 L80 C90 R95 T95 P110
API spec 5CT 11 th J55 K55 N80 L80 C90 R95 T95 P110
20"
ASTM A106 GR.B
ASTM A106 GR.B
1 1/4"
ASTM A333/A333M/ASME SA-333/SA-333M GR.6
ASTM A333/A333M/ASME SA-333/SA-333M GR.6
1 1/2"
ASTM A333/A333M/ASME SA-333/SA-333M GR.6
ASTM A333/A333M/ASME SA-333/SA-333M GR.6
2"
API spec 5L 46 th PSL1＆PSL2 GR.B、X42、X46、X52、X56、X60、X65 X70
API spec 5L 46 th PSL1＆PSL2 GR.B、X42、X46、X52、X56、X60、X65 X70
2 1/2"
API spec 5L 46 th PSL1＆PSL2 GR.B、X42、X46、X52、X56、X60、X65 X70
API spec 5L 46 th PSL1＆PSL2 GR.B、X42、X46、X52、X56、X60、X65 X70
3"
ASTM A106 GR.B
ASTM A106 GR.B
4"
API spec 5L 46 th PSL1＆PSL2 GR.B、X42、X46、X52、X56、X60、X65 X70
API spec 5L 46 th PSL1＆PSL2 GR.B、X42、X46、X52、X56、X60、X65 X70
5"
ASTM A333/A333M/ASME SA-333/SA-333M GR.6
ASTM A333/A333M/ASME SA-333/SA-333M GR.6
6"
ASTM A333/A333M/ASME SA-333/SA-333M GR.6
ASTM A333/A333M/ASME SA-333/SA-333M GR.6
8"
ASTM A106 GR.B
ASTM A106 GR.B
10"
ASTM A106 GR.B
ASTM A106 GR.B
12"
API spec 5CT 11 th J55 K55 N80 L80 C90 R95 T95 P110
API spec 5CT 11 th J55 K55 N80 L80 C90 R95 T95 P110
14"
API spec 5L 46 th PSL1＆PSL2 GR.B、X42、X46、X52、X56、X60、X65 X70
API spec 5L 46 th PSL1＆PSL2 GR.B、X42、X46、X52、X56、X60、X65 X70
16"
API spec 5CT 11 th J55 K55 N80 L80 C90 R95 T95 P110
API spec 5CT 11 th J55 K55 N80 L80 C90 R95 T95 P110
18"
Airport terminal structures
Airport terminal structures
体育场馆
体育场馆
高铁车站结构
高铁车站结构
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