
Type1.
Â
MATERIALS |
GLOBEÂ VALVE |
|||||||||||
ITEM | PARTSÂ NAME | MATERIAL | ||||||||||
1 | BODY | CASTÂ IRON | ||||||||||
2 | SEATÂ RING | BRASS/STAINLESSÂ STEEL | DIMENSIONS(mm) | |||||||||
3 | DISC | CAST IRON+BRASS/STAINLESS STEEL | DN | L | D | D1 | D2 | b | Z-∮d | f | H | DO |
4 | STEEL BALL | ≤DN25 IRON WIRE | 15 | 130 | 95 | 65 | 47 | 14 | 4-14 | 2 | 170 | 80 |
5 | BOLT | CARBONÂ STEEL | 20 | 150 | 105 | 75 | 58 | 16 | 4-14 | 2 | 170 | 80 |
6 | GASKET | GRAPHITE | 25 | 160 | 115 | 85 | 68 | 16 | 4-14 | 2 | 190 | 100 |
7 | BOLTÂ NUT | CARBONÂ STEEL | 32 | 180 | 140 | 100 | 78 | 18 | 4-18 | 2 | 210 | 120 |
8 | STEM | STAINLESSÂ STEEL | 40 | 200 | 150 | 110 | 88 | 18 | 4-18 | 3 | 220 | 120 |
9 | PACKING | GRAPHITE | 50 | 230 | 165 | 125 | 102 | 20 | 4-18 | 3 | 235 | 140 |
10 | GLAND | CASTÂ IRON | 65 | 290 | 185 | 145 | 122 | 20 | 4-18 | 3 | 275 | 160 |
11 | BONNET | CASTÂ IRON | 80 | 310 | 200 | 160 | 138 | 22 | 8-18 | 3 | 335 | 240 |
12 | STEMÂ NUT | BRASS | 100 | 350 | 220 | 180 | 158 | 24 | 8-18 | 3 | 375 | 240 |
13 | BOLTÂ NUT | CARBONÂ STEEL | 125 | 400 | 250 | 210 | 188 | 26 | 8-18 | 3 | 425 | 280 |
14 | BOLT | CARBONÂ STEEL | 150 | 480 | 285 | 240 | 212 | 26 | 8-23 | 3 | 490 | 320 |
15 | WHEEL | CASTÂ IRON | 200 | 600 | 340 | 295 | 268 | 30 | 12-23 | 3 | 620 | 360 |
16 | NUTÂ GASKET | CARBONÂ STEEL | 250 | 730 | 405 | 355 | 320 | 32 | 12-27 | 3 | 705 | 400 |
Type2.
NO. | Part Name | Material | ASTM Spec. |  |
1 | Body | Ductile Iron | GGG50 | ASTM A536 |
2 | Seat | BRASS/SS304/SS316 | BRASS/SS304/SS316 | Â |
3 | Disc | GGG40+BRASS | GGG40+BRASS | Â |
4 | Stem | Stainless Steel | 20Cr13 | SS416 |
5 | Steel ball | GCr15 |  |  |
6 | Graphite Gasket | Stainless Steel+Graphite |  |  |
7 | Bonnet | Ductile Iron | Wood Fired Steam Boiler SZL series boiler is water tube chain grate double drum boiler. The boiler is mainly composed of upper and lower drums, convection tubes, water-cooling wall tubes, down pipes and headers. 1-6tph boiler is package boiler and 6-40 tph is shop-assembled structure, which is composed of 2 parts, upper part is heat surface and lower part is combustion equipment. It has big furnace which has great apply for various type biomass fuel, like wood pellet, rice husk, bagasse, palm kernel shell, etc. The unique design of cyclone burn-out chamber makes the boiler with advantages of energy saving and environmental protection. Wood Steam Boiler,Industrial Wood Fired Steam Boiler,Industrial Wood Steam Boiler,Industrial Wood Fired Boiler,Wood Chips Fired Boiler Henan Yuanda Boiler Co., Ltd. , https://www.industrysteamboiler.com |