Isu tinopa yakazara yakatevedzana ye EN877 uye ASTM A888 chigadzirwa, kusanganisira cast iron pombi, cast iron pombi fittings, clamps uye zvimwe zvishongedzo uye maturusi ekuisa.Kugamuchirwa kuti utaure nesu.Tinogona kuburitsa sekutevera chiyero senge EN877 / DIN19522 / ISO6594 ASTM A888 / CISPI 301, CSA B70, GB /...
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