Hunan Great Steel Pipe Project
联系方式
产品:
API 5CT Casing | Standards & Steel Grade: Seamless Steel Pipe:API 5CT J55/K55/M65/N80-1/N80Q/L80/C90/T95/P110, ISO 13680ERW Steel Pipe:API 5CT H40/J55/K55, ISO ... |
API 5CT Casing | Standards & Steel Grade: Seamless Steel Pipe:API 5CT J55/K55/M65/N80-1/N80Q/L80/C90/T95/P110, ISO 13680ERW Steel Pipe:API 5CT H40/J55/K55, ISO ... |