circle seal单向阀 3004C00T-0.5C In-Line 316不锈钢 Teflon? 1/4 in Female NPT
circle seal单向阀 3004C00T-0.5C In-Line 316不锈钢 Teflon? 1/4 in Female NPT
circle seal单向阀 3004S00T-0.5C In-Line 316不锈钢 Teflon? 1/4 in Female NPT
circle seal单向阀 3004S00T-0.5C In-Line 316不锈钢 Teflon? 1/4 in Female NPT
circle seal单向阀 1024S00T-0.5C Lift 316不锈钢 Teflon? 1 1/2 in Female NPT
circle seal单向阀 1024S00T-0.5C Lift 316不锈钢 Teflon? 1 1/2 in Female NPT
CIRCLE SEAL 单向阀200Series/H200Series
特点和优势：Quick opening/positive closing
• Provides a wide range of adaptability
Large fl ow capacity
• The patented sealing principle eff ects
complete leakproof closing under all
pressure conditions
Zero leakage
• Compact, easy installation. Effi cient inline
piston reduces size and weight
Floating o-ring
• The streamlined poppet and full ports
off er minimum restriction to fl ow
技术数据：
Body Construction Materials Aluminum, brass, steel, 303 or 316 stainless steel
O-ring Materials Buna N, ethylene propylene, fl uorosilicone,
Kalrez®, neoprene, PTFE, and Viton®
Operating Pressure 200 Series: to 3000 psig (207 bar)
H200 Series: to 6000 psig (414 bar)
Proof Pressure 1.5 times operating pressure
Rated Burst Pressure 200 Series: 2.5 : 1
H200 Series: 4 : 1
Cracking Pressure 0.1 to 25 psig (0.007 to 1.72 bar)
Temperature Range −320° F to +550° F (−196° C to +288° C)
Based on o-ring & body material, see “How to Order”
Connection Sizes 1⁄8˝ to 2˝
Note: Proper fi ltration is recommended to prevent damage to sealing surfaces.
CIRCLE SEAL 单向阀100Series
特点与优势低压
• 压力高达25 psig 的轻型止回阀。
超灵敏
• 独特的设计允许以最小压力流动
差异。 开启压力最大为 4˝ H2O。
正密封
• 提升阀位置上的独特刀口紧贴
即使在极低的压力下也能提供零密封。
零泄漏
• 紧凑、易于安装。 高效的内联设计减少了
尺寸和重量。 阀门可以安装在任何位置。
技术数据
主体结构材料 铝、黄铜、钢、303 或 316 不锈钢
O 型圈材料 Buna N 或 Viton®
工作压力 25 psig (1.7 bar)
开启压力 4˝ H2O 最大值
温度范围 -40° F 至 +400° F（-40° C 至 +204° C）
基于 O 型圈和阀体材料，请参阅“如何订购”
连接尺寸 1⁄8˝ 至 ¾˝
注意：建议进行适当的过滤以防止损坏密封表面。
CIRCLE SEAL 安全阀5300 Series
Relief Valves400 to 10,500 psig (28 – 724 bar)
特征
Zero leakage up to 95% of cracking pressure
No chatter or squeal
Positive reseal at a high percentage of cracking pressure
No pressure rise with increasing flow
Externally adjustable
PED certifications and CE marking available for most models
技术数据
Body Construction Materials Brass, 303 or 316 stainless steel
O-ring Materials Buna N, neoprene, and Viton®
Poppet Materials • Liquid service: CRES 440C
• Gas service to 3074 psi: PCTFE
• Gas service above 3074 psi: Polyimide (Vespel®)
Retainer Stem 303 stainless steel
Seat Material 17-4 PH stainless steel
Spring Material 17-7 PH stainless steel
Backup Rings Teflon®
Operating Pressure 400 to 10,500 psig (28 to 724 bar); specify cracking
pressure
Proof Pressure • Gas: 4500 psig (PCTFE); 10,500 psig (Polyimide)
• Liquid: 16,000 psig
Burst Pressure • Brass: over 30,000 psig (2068 bar)
• Stainless steel: over 40,000 psig (2758 bar)
Temperature Range −65° F to +350° F (−54° C to +177° F)
Based on O-ring & body material, see “How to Order”
Connection Sizes • ¼˝ to ½˝ female pipe
• ¼˝ to 1˝ female tube
Note: Proper filtration is recommended to prevent damage to sealing surfaces.
CIRCLE SEAL 安全阀HP500 Series
高压和Inline Relief Valves150 至 575 psig (10 – 40 bar)
特征
Very accurate cracking pressure
Zero leakage up to 95% of cracking pressure
100% seat leakage tested
Tamper-proof adjustment
PED certifications and CE marking available for most models
Applications
• System overpressure protection
• Storage tanks
• Freon® recovery systems
• Medical equipment
• Refrigeration & heating equipment
• Measuring & dispensing pumps
• Communications equipment
• Process control instruments
• R & D pilot plants
技术数据：
Body Construction Materials Brass, 316 stainless steel
O-ring Materials Buna N, ethylene propylene, neoprene, silicone,
and Viton®
Spring Material 17-7 PH stainless steel
Poppet Brass, 316 stainless steel
Shroud Brass, 316 stainless steel
Operating Pressure • ¼˝ pipe: 150 to 575 psig (10 to 40 bar)
• ½˝ pipe: 150 to 450 psig (10 to 31 bar)
Temperature Range −65° F to +350° F (−54° C to +177° C)
Based on O-ring & body material, see “How to Order”
Connection Sizes ¼˝ to ½˝ male and female pipe
Note: Proper filtration is recommended to prevent damage to sealing surfaces.
CIRCLE SEAL 安全阀L500 Series
低压安全阀 0.2–15 psig产品特征：
Accurate cracking pressure
Eliminates sticking
In-line or vent to atmosphere with deflector cap
Adjustable cracking pressure
Zero leakage
Optional factory preset
技术数据：
Body Construction Materials Brass, 316 stainless steel
O-ring Materials Buna N, ethylene propylene, Kalrez®, neoprene, silicone, Viton®
Spring Materials 302 stainless steel
Cracking Pressure .2 psig to 15 psig
Operating Pressure 0 to 25 psig (1.72 BAR)
Inline Valve Proof Pressure 37.5 psig (2.59 BAR)
Inline Valve Burst Pressure Above 100 psig (6.89 BAR)
Temperature Range -70° F to +550° F (-57° C to +288° C)
Connection Sizes ¼” to ½”
Orifice Size 0.281˝
CIRCLE SEAL 截止阀9400 Series
特征：• Leak-proof shutoff
• No stem leakage
• Minimum pressure drop
• Color-coded handles
• Eff ortless opening & closing
• Knob or toggle handle
• Panel mount
• Metering stem
• Compact size
• Pipe and instrument tube fi ttings
技术数据：
Body Construction Materials Brass or 316 stainless steel
Seat Materials Buna N, Neoprene, PTFE or Viton®
Operating Pressure 0 to 3000 psig (207 bar)
Proof Pressure 0 to 4500 psig (310 bar)
Burst Pressure Over 12,000 psig (828 bar)
Temperature Range −80° F to +350° F (−62° C to +177° C)
Based on o-ring material, see “How to Order”.
Connection Sizes 1⁄8˝–3⁄8˝
CIRCLE SEAL 截止阀9300 Series
特征：• Leakproof in vacuum or pressure service
• No stem leakage
• Minimum pressure drop
• Very low turning torque
• Eff ortless, fi ngertip operation
• Can be used for throttling service
• Positive position indication
技术数据：
Body Construction Materials Brass
O-ring Materials Buna N, Neoprene or Viton®
Operating Pressures Vacuum to 150 psig (10 bar)
Proof Pressure 300 psig (21 bar)
Burst Pressure (Minimum) Over 500 psig (34 bar)
Temperature Range 0° F to +400° F (−17.8° C to +204° C)
Based on o-ring material, see “How to Order”.
Connection Sizes ¼˝, ½˝
Flow Passage 0.275˝ diameter
Leakage Zero—internal and external
