内地三级在线观看,久久精品国产久精国产,好大好硬好深好爽想要AV,中文字幕乱码久久午夜

展開(kāi)

G12

Nominal size DN: 15 ~ 20, 25 ~ 50

Connection mode: internal thread, socket welding, flange
Nominal pressure PN: PN25
Pressure difference range: MPa: 0.01 to 4.0
PMA/TMA PMa/℃ : 1.7/260
Shell material: WCB


Download G12
Features
1. The float drive lever automatically adjusts the opening of the drainage seat hole, and the work is continuous, which can realize the continuous drainage of small volume and large capacity.

2. Good sealing performance, low air leakage rate, good energy saving effect.

3. Equipped with manual air discharge valve to prevent air blockage and steam lock.

Usage: Mainly used for steam pipe network and steam heating equipment automatic air blocking drainage.


選型速查表
Information Request
* Please fill in your email address truthfully, and the product information will be sent to your mailbox
2024AV天堂手机在线观看| 国产三级精品三级| 亚洲国产AV一区二区三区四区| 国产无遮挡又黄又爽又色| 蜜臀久久99精品久久久久久小说| 鲁死你资源站亚洲AV|