美式丝扣截止阀 American style thread gate valve J11W-16

国标碳钢法兰截止阀 GB c.s flange globe valve J41W-10/16

国标不锈钢法兰截止阀 GB s.s flange globe valve J41W-10/16

美标碳钢法兰截止阀 ANSI c.s flange globe valve J41W-150LB

美标不锈钢法兰截止阀 ANSI s.s flange globe valve J41W-150LB

美标碳钢法兰截止阀 ANSI c.s flange globe valve J41W-300LB

美标不锈钢法兰截止阀 ANSI s.s flange globe valve J41W-300LB

抗生素截止阀内抛光 antibiotic globe valve inner ploshing KJ41W-16P

氧气截止阀 oxygen globe valve JY41W-16P

氨用截止阀 ammonia globe valve J41B-16P