Qingdao tank assembled price biogas plant tank manufacturers offer special assembly

Electrophoresis tank assembly assembled double membrane gas holder gas tank biogas fermenter Qingdao Environmental Protection Equipment Co., Ltd. Super Witt production of new gas equipment are welcome to negotiate to buy gas equipment manufacturer specializing in the production of advanced technology, superior quality and low prices, short lead times and other advantages of biogas Engineering Specialist Ecpc canning technical requirements of the standard 1, ECPC project (ITEM) index (INDEX) detection method (METHOD) visually smooth appearance without shrinkage film thickness um 20 ± 5 GB-T13452.2 elasticity mm 1 GB-T1731 -93 impact N.cm 490 GB-T1732-93 Gloss (60 °)% 40-70 GB-T1743-79 (89) Hardness (pencil) 2H Adhesion (grid method) 0 Adhesion (circle method)级 1 GB-T1720-79 (89) Cupping sexual mm ≥5 GB-T9753-88 anti-stoning (grade) ≤2 Y acid and alkali 24hr 0.1N H2SO4 0.1N NaOH unchanged GB-T1763-79 (89) heat resistant hr ≥1000 GB-T1733-97 resistant to salt spray (ASTM) hr ≥800 GB-T1771-91 corrosion loop interchange (loop) ≥30 P-VW1210 2, physical and chemical properties (1) salt spray resistance - test anti- Corrosion resistance to salt spray coating index number (ASTM) hr time Results 1 stainless steel 304 120 2 ECPC appear rust coating does not change 2000 3 4 soluble acrylic enamel steel undetermined undetermined primer coating of epoxy resin 106 72 5 appear rust appears rust (2) impact indicators - coating adhesion coating No. impact strength (kg / cm2) Results 1 stainless steel 30450 do not fall off 2 ECPC enamel coating 50 does not fall off 3 20 4 all off steel water-soluble acrylic primer epoxy resin coating 50 does not fall off 5 30 partial loss (3) abrasion resistance - coating abrasion performance numbers coating grid method results level 1 stainless steel 3041 2 ECPC scratched coating a no scratches 3 4 enamel a scratch-free water-soluble acrylic primer coating a steel scratched scratches an epoxy resin 5 (4) alkali corrosion - corrosion coating alkali hydroxide 0.1N No. Coating sodium liquid results 1 stainless steel 304 24h slight color change, there is corrosion coating 2 ECPC 24h no change in color, no corrosion 24h 3 enamel color slightly lighter, there are 4 water-soluble acrylic steel corrosion primer paint 24h slight color change shallow, there is corrosion epoxy 24h 5 color slightly lighter, corrosion phenomena (5) corrosive acid - acid corrosion coating No. coating 0.1N sulfuric acid conjugates Results 1 stainless steel 304 24h 2 ECPC appear rust coating layer 24h no cracks, no rust 24h 3 enamel cracks appeared rusty steel water-soluble acrylic primer paint 4 24h 24h appears epoxy appear rust rust 5 (6) ecpc assembled tank fermenter concrete pool in other economic and technical comparison No. Item Assembled steel pool construction cycle tank 1> month> month