Shenyang Zkwell Corrosion Control Technology Co., Ltd
Address: Room 501, No. 1, Hunnan Road, Hunnan New District, Shenyang
Zip code: 110180
Tel: 86-24-83812820 83812821 24516448
Fax: 86-24-24515331
E-mail: business@zkwell.com.cn
Coupon is divided into the probe hanging piece, extensible and an expansion bolt (flange), plug type and a variety of forms.
(1) the probe hanging piece
Probe hanging piece is a kind of bolt installation in corrosion monitoring probe front frame, hanging piece and the probe in the same monitoring environment, can be used to analyze corrosion data comparison. Coupon is divided into the following two kinds:
| Num | Name | Type | Remark |
| 1 | Low temperature probe hanging piece | ZK4210（default with standard） | Along with the probe installation |
| 2 | High temperature probe hanging piece | ZK4210HT (default with standard) |
technical parameters:
NACE MRO175 standard
Support material: 316 stainless steel or other special requirements
Stent size: according to the pipeline diameter and bolt size
Installation method: with the probe fixed installation
(2) extensible bolt
Extensible bolt is divided into high and low temperature, respectively, and stuffing box at low temperature and high temperature packing box, which can realize with disassembly.
| Num | Name | Type | Remark |
| 1 | Scalable bolt at low temperature | ZK4220 - installation length (default with standard) | With stuffing box at low temperature |
| 2 | Scalable high temperature bolt | ZK4220HT - installation length (default with standard) | With high temperature and stuffing box |
technical parameters:
NACE MRO175 standard
Support material: 316 stainless steel or other special requirements
Stent size: bolt is 900 mm, the installation length condition and decide
Installation method: disassembling can bring pressure
(3) not scale high temperature flange bolt
Such danger hanging piece is used in high temperature environment, bring not tear open outfit, a flange fixed installation.
| Num | Name | Type | Remark |
| 1 | Not scale high temperature flange bolt | ZK4221HT - installation length (default with standard) |
technical parameters:
NACE MRO175 standard
Support material: 316 stainless steel or other special requirements
Stent size: bolt is 900 mm, the installation length condition and decide
Installation method: flange installation
(4) the airtight dismantling bolt type
Complete airtight disassembling type bolt is made up of two main parts: bearing device ontology, bolt device body, protection cover for the optional parts, it is recommended to use in most applications.
| Num | Name | Type | Remark |
| 1 | All closed disassembling type bolt | ZK4230 - installation length | Plug type |
technical parameters:
NACE MRO175 standard
Support material: 316 stainless steel or other special requirements
Installation method: plug type
Size:
(5) specimens corrosion group frame was laid
Corrosion specimens group put frame is put inside a variety of columns of bolt mounting bracket, types as shown in the table below:
| Num | Name | Type | Remark |
| 1 | Corrosion specimens group frame was laid | ZK4240 / x (x number of bolt was laid in each group) | Points two type high temperature and low temperature, high temperature and low temperature only isolation ring is different, each group within the number of bolt and bolt material specified by the user. |
| 2 | Corrosion specimens group frame was laid | ZK4240HT/x (x for each group according to the number of bolt) | |
| 3 | Stress corrosion specimens group frame was laid | ZK4241 / x (x for each group according to the number of bolt) | |
| 4 | Stress corrosion specimens group frame was laid | ZK4241HT/x (x for each group according to the number of bolt) |
technical parameters:
NACE MRO175 standard
Support material: 316 stainless steel or other special requirements
Stent size: related to the number of specimens
Installation method: fixed within the tower
（6）coupon
We can customize according to the different conditions and monitoring requirements, different types of corrosion coupon, gm has the following kinds:
| Num | Name | Type | Remark |
| 1 | coupon | ZK3200/material | Single and double hole two kinds |
| 2 | ZK3201/material | Intermediate puckering, specimens for corrosion | |
| 3 | ZK3202/material | Specimens on both ends of the hole, used in stress group | |
| 4 | ZK3203/material | 3inches | |
| 5 | ZK3204/material | 6inches |
technical parameters:
Material: optional
Size: optional
No cold noodles: all surfaces are polished or mechanical processing.
Northeast China north(headquarters)
Address: shenyang muddy south road 4 new district 1 futeng international A 5 layers
Linkman: Yang Fulin
Tel: 15011295103
East China area
Address: 833 rainbow menand road, minhang district of Shanghai no. 1 building, room 1307
Linkman: Wan Zegui
Tel: 13968550211
Fax: 021-54411521
Northwest
Address: urumqi city development zone in Madrid spring garden on the 8th floor, room 1202, unit 2
Linkman: Wang Rui
Tel: 18609913523
South China area
Address: guangdong province maoming MAO in the southern district of high cold central China building, room 604, 6
Linkman: Deng Biao
Tel: 13828678737
