51 stainless steel pipe network provides six major standards for stainless steel pipe

Provides stainless steel pipes with six major standards
1. Structure and decorative tube
2. Industrial fluid piping
3 large diameter industrial fluid piping
4. Tubes for boiler heat exchangers
5. Food hygiene tube
6. Thin-walled drinking water pipes Among them, the boiler heat exchanger tubes need to perform bright annealing + internal weld pass leveling, so the price is relatively expensive and regular food hygiene pipe, must be bright annealing + internal weld pass leveling + internal polishing + Polishing outside, so the most expensive but the premise, must perform the actual ASTM A270, many are internal leveling + internal and external polishing and the knowledge information source of the stainless steel tube

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