CHELIC Factory Made HVM Pneumatic Hand Valve, Swing Type Operation Lever, Universal Industrial Air Control Valve

Product Description

Model	HVM-402 HVM-403 HVM-404
Fluid	Air
Pressure range kgf / cm² (Kpa)	1 ~ 7 ( 100 ~ 700 )
Ambient and fluid temperature ℃	5 ~ 60
Number of positions	4/3 position
Effective orifice mm²(CV)	17 (0.9)
Angle for operated shaft	45° Left and right
Port size Rc(PT)	HVM-402:1/4 HVM-403:3/8 HVM-404::1/2
Lubrication	Lubrication free type

Stable Manual Pneumatic Control Performance

As a directional manual air valve, it realizes reliable airflow switching for pneumatic systems, simple structure and convenient on-site manual operation.

Multiple Port Sizes Optional 

Equipped with three common connection diameters: 1/4", 3/8" and 1/2", users can pick the matching size freely based on actual equipment piping demands.

45° Bidirectional Swing Control Lever  

Adopts swing-type operating structure; the handle can swing 45 degrees to both left and right sides for easy, flexible switching operation.

FAQ

Q1: What are the shipping methods and lead times?
A: We support shipping via sea, air, express courier, and rail. Standard items typically ship within 3–7 days, while customized items ship within 15–20 days.

Q2: Is the packaging sufficient to prevent transit damage?
A: We use export-standard packaging; large items are reinforced with wooden crates to prevent crushing and impact damage, ensuring full compliance with international storage and transport standards.

Q3: Which trade terms do you support? Do you assist with customs clearance?
A: We support terms such as FOB, CIF, and DDP. We provide all necessary customs declaration documentation and assist with customs clearance at the destination port.

Q4: How do I place an order? What payment methods do you accept?
A: You can place an order directly through our platform or by contacting customer service. We accept T/T, L/C, and PayPal; for bulk orders, a 30% deposit is required.

Q5: Can orders be modified or cancelled after confirmation?
A: Orders can be modified or cancelled free of charge if production has not yet begun. If production has already started, the customer must cover the cost of material loss. Customized products cannot be cancelled once the design drawings have been confirmed.

Q6: Do you offer discounts for bulk orders? Do you provide samples?
A: We offer discounted pricing for bulk purchases. We provide a reasonable quantity of samples free of charge; however, the customer is responsible for the shipping costs. Please contact customer service for specific details.

Q7: How are product damages or quality issues handled?
A: If you report the issue with accompanying photos within 7 days of receipt, we will provide a free replacement or exchange, and we will cover the shipping costs.

Q8: Do you offer technical support if a product malfunctions during use?
A: We provide 24-hour online technical support. Assistance is available at any time; if necessary, products can be returned for free repair during the warranty period.

Q9: What is your after-sales response time?
A: We respond to inquiries within 1 hour during business hours, and within 24 hours outside of business hours.