Van cầu bellows seal (Bellows seal globe valve) hiệu ETM- China
Sản xuất theo tiêu chuẩn Châu Âu. PN16, PN25, PN40
Chuyên dùng cho lĩnh vực lò hơi, nhiệt điện, tàu biển,…
ETM Armaturen Code No. : ETM FIG.P.061,ETM FIG.P.062,ETM FIG.P.063
The ETM Armaturen “PLUS” is reliably sealed, even under the most adverse conditions. The bellows-type valve is maintenance-freeand like all ETM Armaturen valves – is classed leak rate “A” in accordance with EN 12266-1.
Products:
ETM Armaturen-PLUS-BS/EN Standard bellows sealed stop valve PN 16 Bar with Flanges According to DIN EN 1092-1
ETM Armaturen-PLUS-BS/EN Standard bellows sealed stop valve PN 25 Bar with Flanges According to DIN EN 1092-1
ETM Armaturen-PLUS-BS/EN Standard bellows sealed stop valve PN 40 Bar with Flanges According to DIN EN 1092-1
ETM Armaturen-PLUS-BS/EN Standard bellows sealed stop valve PN 16 Bar with Butt Weld Ends According to DIN EN 12627
ETM Armaturen-PLUS-BS/EN Standard bellows sealed stop valve PN 25 Bar with Butt Weld Ends According to DIN EN 12627
ETM Armaturen-PLUS-BS/EN Standard bellows sealed stop valve PN 16 Bar with Butt Weld Ends According to DIN EN 12627
Material Equivalence:
EN Material Name———————–EN Number ————Forgings—————–ASTM Material——————-Forgings
EN 10213 GP240GH———————1.0619——————1.0460—————–ASTM A216 WCB—————–A105
EN 10213 G20Mo5———————–1.6220——————1.0437—————–ASTM A352 LCB——————A352 LF2
EN 10213 G17CrMo5-5——————1.7357——————1.7335—————–ASTM A217 WC6—————–A182 F11
EN 10213 G17CrMo9-10—————-1.7379——————1.7380 —————-ASTM A217 WC9—————–A182 F22
EN 10213 GX5CrNi19-10—————-1.4308——————1.4301—————–ASTM A351 CF8—————–A182 F304
EN 10213 GX5CrNi19-11-2————-1.4408 —————–1.4401—————–ASTM A351 CF8M—————-A182 F316
Features:
Cast steel PN10 ,PN16,PN25,PN40– DN15 to DN500
Straight-through
Easy operating handwheel with safe operation at all working temperatures
Energy-saving bell of chrome nickel steel with air cushion between bell and housing
Bellows of chrome-nickel steel
Internals (stem, disk and seat of stainless steel)
Disk flexibly attached to stem for easy replacement and to prevent vibration transfer to bellows
Flat Disc ,Parabolic & Regulation disc , PTFE Soft Seated Disc, Cone Disc, Stop Check Disc, Double Stage Disc & Balance Disc
Storage of oil device
Position indicator as standard
Heat dissipating bonnet design.
Locking Device / Stroke Limiter
Mediums:
Standard: Steam, gases, hot water, thermal fluids, hot oil, process water, vacuum facilities, ammonia etc.
Stainless Steel: Process water, aggressive media, etc.
Requirements and testing:
The test are carried out according to DIN EN12266-1
Shell test : nominal pressure (PN)X1.5
Tightness of seat :nominal pressure (PN)X1.1
Certificate of conformity in according to with PN-EN10204
Design according to PN-EN12516-2
Valves have been submitted for appraisal of conformity according to the directive pressure equipment directive 97/23/EC.
Installation:
They can be installed on pipelines in a vertical or horizontal and operation only
Direction of flow see body mark
Connection:
Butt-Welded according to DIN EN12627; Flanged according to EN1092-1 or to customer request
Face to face dimensions according to EN558-1 1 Series (DIN3202 F1 Series)
Operation:
Handwheel (If required)
Electric actuator
Gear box.
Flange ISO5210 (Ready for actuator)