Item Descriptipn Material of Main Part
1 Desing and Manufacture: DIN 3356 Part Material Standard
2 Face to Face: DIN 3202 Body Cast Iron DIN 1691 GG25
3 Flange Dimension: DIN 2543-2545 Bonnet Cast Iron DIN 1691 GG25
4 Butt Welding Dimension: DIN 3239 Disc Stainless Steel/Bronze DIN17224/1705
5 Pressure Temperature Lating: DIN 2401 Stem Stainless Steel/Brass DIN17224/1705
6 Inspection and Test: DIN 3230 Seat Stainless Steel/Bronze DIN17224/1705
DIMENTIONS
PN DN Face to Face Flange Dia Flange Pitch Flange Hole PN DN Face to Face Flange Dia Flange Pitch Flange Hole
L(mm) D(mm) C(mm) n*d(mm) L(mm) D(mm) C(mm) n*d(mm)
PN6 15 90 80 55 4× 10 PN10 15 90 95 65 4× 14
20 95 90 65 4× 10 20 95 105 75 4× 14
25 100 100 75 4× 12 25 100 115 85 4× 14
32 105 120 90 4× 12 32 105 140 100 4× 18
40 115 130 100 4× 12 40 115 150 110 4× 18
50 125 140 110 4× 12 50 125 165 125 4× 18
65 145 160 130 4× 12 65 145 185 145 4× 18
80 155 190 150 4× 12 80 155 200 160 8× 18
100 175 210 170 8× 16 100 175 220 180 8× 18
125 200 240 200 8× 16 125 200 250 210 8× 18
150 225 265 225 8× 16 150 225 285 240 8× 22
200 275 320 280 8× 18 200 275 340 295 8× 22
250 325 375 335 12× 18 250 325 395 350 12× 22
300 375 440 395 12× 22 300 375 445 400 12× 22
Blue Sky, as a professional marine machinery manufacturer, established in 1989 and focus on valves,
Air vent head, fittings etc more than 25 years in Qingdao, China.
Our mainly products were globe valve, angle valve, gate valve, SDNR valve, check valve, hose valve, storm valve, butterfly valve, air vent head, strainer tec, according to DIN, JIS, ANSI, API, BS, GB, CB, CBM, AS standard. Material is including cast iron, ductile iron, cast steel, cast bronze, forged brass, stainless steel, forge steel, and can be extensively used in marine, petroleum, chemical, metallurgical, electric power, architectural, agriculture field.
We are here to provide you with safe and reliable goods. Quality was always our main priority, our quality
Control program make sure that no defect or poor workmanship will be supplied. In these years we had
Got ISO Certificate, Design Certificate, Works certificate, Foundry certificate, Type Approval certificate,
API 6D from marine classification society&industrial field. So we can provide more faster and conveniently
Certificate service for customer requirement, such as ABS, BV, NK, KR, CCS, DNV, LR, GL, RINA Certificate etc.
