Jianyu Machinery

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Jinan Jianyu Machinery Co., Ltd. was established in the year of 1990, from 2000 we start to export forged flanges to the abroad, we can produce and supply forged carbon steel flanges, size from DN15mm to DN2000mm.

Jinan Jianyu Machinery Co., Ltd. owns self import and export rights, provide all the standard flange, also can directly accept orders for foreign customers, according to JIS, ANSI, en, DIN, BS, GB standards at home and abroad production standard flange, can also according to customers drawings or samples of the production of ring forgings, non standard flanges and fittings.



The company has a sound quality assurance system and a set of modern physical and chemical testing equipment. In recent years, successively passed ISO9001 quality system certification, Germany TUV Rheinland ISO9001PED system certification, LR China Classification Society factory approval certificate, special equipment (pressure pipe) of the manufacturing license, State General Administration of quality supervision, inspection and quarantine for a class of export enterprises evaluation, BV factory approval certificate, China Forging Association Membership certificate, pressure vessel steel forging product safety certificate of registration and wind machine branch membership certificate, corporation Testing Center for a class of provincial laboratory.

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