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G641J reciprocating pneumatic diaphragm valve

Quality stability: the implementation of the whole process of quality control, meticulous, all aspects of detection!
Reasonable price: effective internal cost control, reduce expenses, let the benefit of customers!
Fast delivery: advanced production line, sufficient stock, shorten the delivery time!

sell：021-32051999
sell：021-32050777
fax：021-66099555

Details

Product Introduction
Service Promise
Ordering Process

G641J reciprocating pneumatic diaphragm valve is specially designed to control non-corrosive or general corrosive media. There is no lining on the inner surface of the valve body or covered with a variety of optional rubber. The reciprocating pneumatic diaphragm valve is suitable for different working temperatures and fluid pipelines. Applicable Temperature of Reciprocating Pneumatic Diaphragm Valve:<85, <100, <120, <150 (according to lining and diaphragm material)

Pressure level: PN0.6, 1, 1.6

Material Science

Body: cast iron, ductile iron, carbon steel, stainless steel.

Bonnet: cast iron, ductile iron, carbon steel, stainless steel.

Lining: no lining, rubber.

Diaphragm: Rubber

Disc: cast iron and carbon steel.

Cylinder: ductile iron

Piston: carbon steel

Stem: carbon steel

Hand wheel: Cast Iron

test

Lining layer: EDM test

Test and inspection according to GB/T13297 standard

Nominal pressure: PN (Mpa)

Valve body: PN * 1.5

Sealing: PN x 1.1

Parts List: 1, Body 2, Body Lining 3, Diaphragm 4, Disc 5, Lower Stem 6, Cover 7, Cylinder 8, Piston 9, Cylinder Head 10, Upper Stem 11, Handwheel

Main dimensions and weight

DN mm	公稱壓力 MPa	工作壓力 MPa	L （mm）	D （mm）	D1 （mm）	n-φd （mm）	F （mm）	H1 （mm）	H2 （mm）	D0 （mm）	B	氣源壓力 MPa	氣源接頭 in	耗氣量 cm3	重量
15	0.6	0.6	125	95	65	4-14	2
20			139	105	75	4-14	2
25			145	115	85	4-14	2	250	264	120	94	0.4	10×1	2.395×102	6．5
32			160	140	100	4-18	2	3025	328	140	120	0.4	12×1.25	6.082×102
40			180	150	110	4-18	3	306	328	140	120	0.4	12×1.25	6.082×102
50			210	165	125	4-18	3	379	405	160	185	0.4	12×1.25	1.235×102	25
65			250	185	145	4-18	3	467	502	240	245	0.5	16×1.5	3.725×103	31．5
80			300	200	160	4-18	3	483	523	240	245	0.5	16×1.5	3.725×103	62．5
100			350	220	180	8-18	3	565	617	280	330	0.5	20×1.5	9.458×103	93．5
125			400	250	210	8-18	3	664	732	320	380	0.5	20×1.5	1.409×104	114
150			460	285	240	8-22	3	750	830	320	470	0.5	20×1.5	2.868×104	164
200		0.4	570	340	295	8-22	4	930	1050	400	470	0.5	20×1.5	4.619×104	249
250		0.4	680	395	350	12-22	4

The best quality, first-class service Qigao creates more value for you!

"Qigao Valve" expects to continuously improve service quality and strive for excellence. "Sincere service" is the eternal theme of "Qigao". "Qigao" strictly followsIS09001-2000 Quality system certification requirements, strict quality control, responsibility to people, to ensure the healthy operation of production, sales and service. Strengthen communication with users and provide quality products to our customers with perfection and perfect service. Hereby our factory makes the following commitments:

Product Standards：

Products in strict accordance with ChinaGB、HG Standard and USAPISuch as standard design, manufacturing, acceptance. The hardness of the sealing surface meets the requirements of the state and the width exceeds the national standard.

pre-sale service：

Product introduction, technical exchange, non-standard product design, troubleshooting。

Sale service：

A trustworthy contract guarantees timely delivery and keeps in touch with customers. For special or duplicate products, our factory arranges technicians to use and troubleshoot the products for users.

After sales service：

1、"Qigao" brand product quality period is from the factory12In the month, the implementation of the "three guarantees" service (return, replacement, warranty).

2、During the use of our products, our factory regularly organizes technical and quality inspection personnel to visit and consult users for feedback on product quality, usage status and improvement opinions, so as to further improve product quality.

3、Respond quickly to the quality of user complaints, after-sales service personnel rushed to the scene in 24-36 hours (48 hours outside the province).

4、For after-sales service, users are required to fill out the quality feedback information form after the service and make an appraisal opinion in order to improve the service quality of Qigao.

1、If the customer has special requirements for the product, the following instructions must be provided in the order contract.：

a、Structure length；

b、Connection Type；

c、Nominal diameter, full diameter, reduced diameter, pipe size;

d、Operating medium and temperature, pressure range；

e、Tests, inspection standards and other requirements

2、The factory can configure various types of driving devices according to customer's specific requirements.。

3、If the type and model of the valve are determined by the customer, the customer shall correctly state the meaning and requirements of the model and sign the contract under the condition that the supplier and the buyer understand each other.

4、For futures and order customers, please call us in advance to tell the required valve model, specification, quantity, delivery time and location, and timely transfer to the factory account according to the total 30% deposit or full payment. The rest of the payment is pending. Import before shipment to arrange delivery in time.

Order Process：

1、Customer purchase list fax to021-33872143，Or call us 021-33872141

2、Receive customer purchase list, provide valve model selection and quotation (price list)。

3、Specific agreement: delivery date, special requirements, etc.。

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1、If the customer has special requirements for the product, the following instructions must be provided in the order contract.：

a、Structure length；

b、Connection Type；

c、Nominal diameter, full diameter, reduced diameter, pipe size；

d、Operating medium and temperature, pressure range；

e、Tests, inspection standards and other requirements

2、The factory can configure various types of driving devices according to customer's specific requirements.。

4、For futures and order customers, please call us first to tell the required valve model, specifications, quantity, delivery time and location, and press the total30%The deposit or full payment will be remitted to our factory account in time.， The rest of the payment will be remitted before shipment to arrange delivery in time.。

Sale service：

Trustworthy contract, guarantee timely delivery, keep in touch with customers at any time。

For special or duplicate products, our factory arranges technicians to use and troubleshoot the products for users.

After sales service：

1、"Qigao" product quality period is from the factory12Month, practice“Three packs”Service (return, replacement, warranty)。

3、Respond quickly to the quality of user complaints, after-sales service personnel24-36Hours (outside the province48Hour) rushed to the scene。

4、For after-sales service, the user is required to fill out the quality feedback information form after the service and make an appraisal opinion in order to improve the service quality of “Qigao”.。

statement

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