止回閥—上海一特閥門系列產品:高壓止回閥。高溫。高壓高溫。進口、燃氣限流閥H145。旋啟式H44H。升降式H41H。立式H42H/N。角式H63Y/H83Y。高壓H42/H62H。高溫H42/62Y。Y型H65Y。對夾式H71/72/74/76/78/79。對夾超薄型H74X/H。消聲HC41X。*HC42T/X/H(DRVZ)。橡膠瓣HH44X(SFCV)。蝶式。微阻緩閉HH44X/HH46H/W,HH48H/X,HH49H/X。球形HQ41/HQ44/HQ45X。天燃氣H41/42N。法蘭。內螺紋H11W。保溫BH44H、BH41H。自密封H42Y/H62Y。截止止回多功能閥H48H。襯膠H44J/H41J/H40J、襯氟H41F/H44F/H42F/H40F。塑料H41F/H44F/H61F-6S。日標、德標、美標H44W。支耳式。鑄鐵、鑄鋼、鍛鋼、鉻鉬鋼、不銹鋼。底閥H42H、水上底閥。拍門。閥體的材質有: 鑄鐵、鑄鋼、不銹鋼、鍛鋼、鉻鉬鋼、鉻鉬釩鋼。zui高工作壓力1.6-32MPA(美標從150LB-2500LB,日標從10K-64K)。工作溫度-20°C- 550°C,閥門口徑從DN15-DN600。連接方式:法蘭、絲口或焊接。適用介質:水、油品、氣、蒸汽等。
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