technique:erw length:5.8~18m usage:line pipe tolerence:as the different standard we are specinized in producing ERW,SAW AND Petroleum steel pipes.And we have got the API 5L /5CT and CE certificate Products Details: Name:ERW pipe OD:21.3~630MM WT:1.8~22.2MM Length:5.8~18m Certificate:API ISO CE SON Brand Name:zspsp MOQ:25 tons Delivery Time:35~45 days
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