Black and Galvanized water pipes

Production Method: Straight seam with autogenous welding with high frequency current.

Dimensions - Type: 1/3" - 4" according to DIN 2440

Thread: Each tube is threaded according to ISO7/1

Steel: Quality ST 37-2 according to DIN 17100

Galvanizing: By hot dipping according to the specification DIN 2444 with zinc quality SHG 99.995

Tolerances: Length of each pipe 5 meters. Other tolerances provided by international regulations ISO 65-1981

Test: Each pipe has undergone an electronic leak test with eddy currents and a hydraulic leak test at a pressure of 50 atmospheres.

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