国标碳钢法兰截止阀 GB c.s flange globe valve J41W-10/16
查看详细国标二片式球阀 GB 2PC ball valve Q11F-40/160
查看详细全焊接全通径法兰球阀Q41HF-16/25C CF8球 固定手柄 防腐蚀漆
查看详细双联弹簧式安全阀 A43H
查看详细国标不锈钢法兰截止阀 GB s.s flange globe valve J41W-10/16
查看详细化工部固定球阀重型 HG flange TB ball valve(with worm) heavy type Q47/Q347F-16
查看详细国标三片式承插焊球阀 GB 3PC SW ball valve Q11F-16/40
查看详细美标不锈钢明杆楔式闸阀 ANSI stainless steel RS wedge gate valve Z41H-300LB
查看详细全焊接全通径法兰球阀Q341HF-16/25C CF8球 双极涡轮 防腐蚀漆
查看详细德标碳钢明杆闸阀 DIN c.s RS gate valve Z41W-16C
查看详细碳钢法兰球阀 c.s flange ball valve Q41F-16C
查看详细美标碳钢法兰截止阀 ANSI c.s flange globe valve J41W-150LB
查看详细