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Pipeline filter series | | |
Overview:
1. The filter is designed, manufactured and accepted in accordance with JB741-80 Standard and GB150-89 steel pressure vessels, and also in accordance with HG532-91 chemical pipeline filter at the same time.
2. The strength and seal test of the filter refer to GB150 standard.
3. The standard for the filter flange is based on GB81-59, and other flange standards are specified by user: such as HG ANSI, ASME, HGJ, IN and JIS.
4. The connection forms of the filter (loose tube) include flange, welded, threaded and fast-loading, etc.
5. The filter cartridge is generally made of stainless steel wire mesh, and users can also choose a wedged wire mesh or five-layer sintered wire mesh and other materials as filter elements.
6. The classification of filters: coarse filter, precision filter; carbon steel filter, stainless steel filter, and Hastelloy filter; industrial filter, double switching filter, gas filter, pump filter, circulating water filter, diesel filter, temporary filter, high-pressure filter, T-type filter and cone filter.
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■Table 1
Main material
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Code
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Main material
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Code
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20#
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C
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Boiler steel
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C1
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304
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S1
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Steel
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H
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304L
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S2
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Polypropylene
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PP
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321
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S3
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Polyethylene
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PE
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316
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S4
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PTFE
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PTFE
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316L
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S5
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Glassre reinforced plastics
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ACB
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■Table 2
Form of seal surface
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Code
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Raised face
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RF
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Concave-convex
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MFM
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Ring groove
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RJ
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Full face
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FF
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Taper pipe thread
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RC
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Tongue
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TG
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