Three-quarter view of a stainless pass box door hinge with eight countersunk holes

Cleanroom Equipment Spare Parts

Pass Box pintu engsel

A robust stainless-steel butt hinge that supports repeated pass box door movement while maintaining stable panel alignment.

Satin Stainless Construction
Eight-Point Mounting
Full-Length Hinge Pin
Stable Door Alignment

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Perkenalan produk

The pass box door hinge connects the transfer-chamber door leaf to its frame and carries repeated opening loads without introducing excessive play. Two machined stainless leaves, eight countersunk fixing points and a continuous pin distribute load along the joint. The satin surface is suitable for routine wipe-down, while the compact butt-hinge geometry fits flush chamber construction. Replacement selection should match leaf dimensions, hole centers, pin axis, door weight, opening angle and the existing frame reinforcement.

Fitur utama:

Two rigid leaves distribute door load across the reinforced frame and panel.

Eight countersunk holes allow flush fastener seating without protruding heads.

A continuous pin maintains a consistent pivot axis through repeated operating cycles.

Satin stainless surfaces resist routine cleaning exposure and match pass box interiors.

Kekhawatiran produk pelanggan

A replacement hinge must match the existing pivot line and fixing pattern to prevent sagging, rubbing or loss of gasket compression.

A shifted pivot axis causes the door edge to rub the frame.Leaf width, barrel offset and mounting position are matched to the original hinge centerline.

Insufficient fixing support allows the hinge screws to loosen under door weight.Eight countersunk locations spread the load into suitable frame and door reinforcement.

Pin wear creates door play and inconsistent gasket compression.A close-fitting full-length stainless pin provides a stable bearing axis and replaceable service point.

Rough or corroded hardware is difficult to clean in the transfer area.Smooth satin stainless leaves and barrel provide a durable wipe-clean exposed finish.

Aplikasi yang Tipis

Static pass box doorsPintu-pintu ruang pass-through dinamisMaterial transfer hatch repairsStainless cleanroom cabinet doors

Parameter teknis

Typical material and dimensional ranges for stainless pass box butt hinges are shown below.

Bahan inti	Austenitic stainless-steel leaves, barrel and hinge pin
Ketebalan Panel (Panel Thickness)	3-6 mm nominal hinge-leaf thickness
Efektif lebar	80-160 mm overall open hinge width
Panjang maksimum	Up to 240 mm hinge height
Baja menghadap ketebalan	3-6 mm stainless-steel leaf thickness
Kepadatan inti (core density)	7900-8000 kg/m³ for stainless-steel components
Konduktivitas Termal (Thermal Conductivity)	14 - 16 W / (m · K) untuk baja tahan karat austenitic
Permukaan selesai	Fine satin brushed stainless steel with deburred edges
Jenis Bersama	Two-leaf butt hinge with central knuckle barrel, continuous pin and countersunk fixing holes
Customization (Kustomisasi)	Tersedia berdasarkan aplikasi yang dimaksudkan dan lingkungan operasi.

Pilihan yang tersedia

Alternative leaf width and heightCustom countersunk hole centersRemovable or retained pinPolished or satin surface finish

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