Restrictor Carbon Steel Check Valve Hydraulic Flow Control Throttle Valve STU 1/4" - 1"

STU-G1/4 STU series 1/4" to 1" flow restrictor Carbon Steel Check Valve Hydraulic flow Control Throttle valve

Description.
1.Series Code:STU Throttle Check Valve 2.Thread Code:G, NPT 3.Nominal Diameter:1/4.3/8. 1/2. 3/4. 1 inch 4.Structure:L-with impacted nut blank-without impacted nut 5.Valve body material:1 -carbon steel 6.Stem material:1-carbon steel 7.Valve core material:1- 400Cr 8.Spring material:1-SWP-B 9.Surface Treatment:1-SILVER ZINC PLATED

Throttle valve, also called check valve, is used in hydraulic system to control the flow and cutoff of oil.
If the oil inlet and outlet of a straight through check valve are in a axial direction, the valve may be connected directly to the system pipe via threaded pipe fittings.
Throttle valve may be used in parallel with overflow valve, relief valve, sequence valve, throttle valve and speed control valve and so to form non-return overflow valve, non-return relief valve, non-return sequence valve, non-return throttle valve, non-return speed control valve and so on.

1. We win with high quality.
Only with perfect quality system management can we have quality assurance. Airwolf Automation has passed ISO9001 quality management system certification.
Precision high-end testing equipment 100% inspection. Strive to be "100 points high quality products"
Only with quality can we have market, go further, and strive for the quality management concept of survival with quality.

2. Professional production technology management ability.
Pay attention to the process quality control, important performance test and appearance inspection of each work station in the production process. Check the quality level by level.
All staff participate, strengthen management, keep improving and casting quality.

3. Professional technical and after-sales service team
Provide professional technical support and analysis for customers, follow-up before and after orders step by step.
Professional after-sales customer service personnel and online staffing.

Ningbo Airwolf Automation Co., Ltd with its headquarter located in Ningbo and established in 2010, is a wellknown supplier manufacture of pneumatic equipments in the world market.
Airwolf Automation is specialized in producing pneumatic cylinders, pneumatic valves,air preparation units, pulse jet valves, pneumatic fittings, etc.
which are widely used in the lighting and textile, automotive, machinery manufacturing, metallurgy, electronics,environmental protection ceramics, medical equipments,food and packaging automatic industrial fields.

After-sales clause:

One year quality guarantee Policy
We will check the goods quality before shipment. If there are some unexpected problems
happen, we hope to solve the problems with buyer through friendly in the following ways:
1, If it is quality problem, buyer can submit argue within 15days after receiving the goods,
buyer must provide photos or video and other evidence to seller for identify.
2, Man-made damaged, buyers take full responsibility.
3, Product quality processing program:
1) The buyer return the products for bad quality reasons for one year (not included those
damages coursed by shipping or Man-made damaged ). A 15% restocking fee is
assessed for any products returned in "used" condition. And then we will send a new
product to buyer and pay for the resend shipping cost.
2) If the goods (total price including shipping is less than 10USD) has quality problems, we
will resend a new product in buyer next order; if buyer don't plan to make a new order in
the near term, buyer can pay the resend shipping cost and ask to resend a new product. If
there is an issue with the products, please contact us– we will solve it as soon as we get
your email.

AIRWOLF Automation Co.,Ltd was founded in 2010.

We have many years experience in producing pneumatic components . Pneumatic components includes pneumatic fittings, pulse valves, water valves, induction coil, solenoid valves, manual valves, air control valves, angle seat valve, air preparation units, cylinders, air gun,  PU/PE pneumatic & hydraulic tubes and pneumatic accessories. 
Our factory is in the national tourist resort---Fenghua District, Ningbo, China, adjoins the world-class deep water harbor------Beilun port, 2 hours driving to Shanghai, only 15kms away from Ningbo Lishe International Airport, whereby it enjoys great traffic convenience.

Our products quality is strictly controlled according to ISO quality standard. The perfect producing and testing equipments, advanced quality management system, professional manufacture and sales team guaranteed our forceful before-sale and after-sale service.

We keep the policy “Favorable price, on-time delivery, steady quality, ceaseless development heart-to-heart service and Win-win mode”.

We warmly welcome new and old customers in domestic and overseas market cooperate with us!