Hebei Tianyi Piping Co., Ltd. -

Hebei Tianyi Piping Co., Ltd.

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thermal expansion-caliber seamless steel tube
Specification: 219-610
Detail: 219-630 mm calibre,wall thinkness 6-30mm,Material a106b a53b a333.Products exported to Japan, Singapore, Russia, the United States, South Korea.

seamless steel pipe
Specification: 21.3-630
Detail: American Standard seamless steel tubes, the implementation of standards ASTM A106B A53B A500 A333


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